In the JEE Advanced, questions are asked from three subjects: Physics, Chemistry, and Mathematics. (B) the net elongation of the spring is $\frac{8 \pi \mathrm{R}^{3} \rho \mathrm{g}}{3 \mathrm{k}}$ If sphere P alone in $\mathrm{L}_{2}$ has terminal velocity and Q alone in $\mathrm{L}_{1}$ has terminal velocity , then, Consider two solid spheres P and Q each of density 8 gm $\mathrm{cm}^{-3}$ and diameters 1 cm and 0.5 cm, respectively. (D) $8.1 \times 10^{-6} \mathrm{J}$, The phase space diagram for a ball thrown vertically up from ground is, The phase space diagram for simple harmonic motion is a circle centered at the origin. The course has been designed to have lectures followed by quiz to assess the understanding in real time. Then, Consider the spring-mass system, with the mass submerged in water, as shown in the figure. JEE Main & Advanced Physics Fluid Mechanics, Surface Tension & Viscosity Question Bank done Self Evaluation Test - Mechanical Properties of Fluids Total Question - 90 Practise and understand the past year’s questions pattern to crack the examination. Save my name, email, and website in this browser for the next time I comment. They get arranged into an equilibrium state as shown in the figure with a tension in the string. (A) $0.1 \mathrm{ms}^{-1}$ X Exclude words from your search Put - in front of a word you want to leave out. ], Two soap bubbles A and B are kept in a closed chamber where the air is maintained at pressure $8 \mathrm{N} / \mathrm{m}^{2}$. If each of these acquires a terminal velocity v2, when falling through the same fluid, the ratio (v1/v2) equals, Q2: Spherical balls of radius R are falling in a viscous fluid of viscosity with a velocity v. The retarding viscous force acting on the spherical ball is, (a) directly proportional to R but inversely proportional to v, (b) directly proportional to both radius R and velocity v, (c) inversely proportional to both radius R and velocity v, (d) inversely proportional to R but directly proportional to velocity v, Answer: (b) directly proportional to both radius R and velocity v, Q3: A long cylindrical vessel is half-filled with a liquid. was conducted by NTA between 7 th and 9 th January 2020 in two shifts per day across 233 cities in the country and abroad. Statistics – JEE Main Previous Year Question with Solutions, JEE Main Previous Year Questions Topicwise, NLM (Laws of Motion) – NEET Previous Year Questions with Complete Solutions, Kinematics 2D(Projectile Motion) – NEET Previous Year Question with Complete Solution, Kinematics 1D – NEET Previous Year Question with Complete Solution, NEET UG Previous Year Paper Chapter-wise with Solutions, Best App for JEE Preparation – Main & Advanced, JEE Main 2021 – Exam Pattern, Important Dates, Syllabus. JEE Main Paper does not follow a definite trend when it comes to the type of questions asked or important topics. Fluid Mechanics is a study of fluids (liquids, gases and plasmas) and the forces acting on it. IIT JEE Mains Previous Year Questions Problem for Fluid Mechanics. 1. A liquid is kept in cylindrical vessel which is rotating along its axis. Marks 1 More. It is giving out 0.74 m3 water per minute through a circular opening of 2 cm radius in its wall. You don't wanna miss them. Hey guys, in this post i am going to share one of the "BEST IITJEE PREPARATION BOOKS" for fluid mechanics, as fluids is one of the toughest chapter and important chapter for JEE advanced and JEE mains. When dipped in water vertically, water rises in it to height h, where the radius of its cross section is b. Course covers complete syllabus of JEE/NEET/CBSE/State Boards. Paper-1 (B) $3.3 \times 10^{-3} \mathrm{m}$ 1812 Views. So do not ignore them. For Complete study material & Video Lectures Download eSaral APP: https://esaral.com/app . Thank you for the stuff IIT-JEE. Several times in JEE Exams questions from the laws of thermodynamics were mixed with the calorimetry. (A) $1.4 \times 10^{-3} \mathrm{m}$ When it goes further to a depth of d2, it experiences a pressure of 8.08 x 106 Pa. Then d1 – d2 is approximately (density of water = 103 ms-2 and acceleration due to gravity = 10 ms-2), Q9: Water from a pipe is coming at a rate of 100 litres per minute. Sphere Q is dropped into a liquid of density 1.6 gm $\mathrm{cm}^{-3}$ and viscosity $\eta=2$poiseulles. The terminal speed of the ball is, (b) Vg(ρ1–ρ2)k\sqrt{\frac{Vg(\rho _{1} – \rho _{2})}{k}}kVg(ρ1​–ρ2​)​​, (d) Vgρ1k\sqrt{\frac{Vg\rho _{1}}{k}}kVgρ1​​​. Which of the following statements is (are) true? In JEE Main, If a student will be scoring less than 50 marks in Physics: Be selective in Solving Advanced Physics Questions. The arrangement is possible only if, A thin uniform cylindrical shell, closed at both ends, is partially filled with water. The forces acting on the solid ball when it is falling through a liquid is “mg” downwards, thrust by Archimedes principle upwards and the force due to the force of friction also acting upwards. In the following, state of the lift’s motion is given in List I and the distance where the water jet hits the floor of the lift is given in List II. Water is also leaking out of a hole of area 1 cm2 at its button. Fluid mechanics and Thermal physics: Familiarize yourself with the calculations of work, heat, Carnot engine and its efficiency, internal energy and the laws of thermodynamics. Fluid statics is the study of fluids at rest. Try to do some questions of Surface Tension too(JEE has asked some really tough questions from this topics). Neglect any effect of surface tension. A sequence of multi-conceptual approach is added in these following illustrations. If the radius of the vessel is 5 cm and its rotational speed is 2 rotations per second, then the difference in the heights between the centre and the sides, in cm, will be, The linear speed of the liquid at the sides is rω. Practice Now. Click here to refer the most Useful Books of Physics. Assertion and Reason. (B) $\sqrt{\rho_{\mathrm{a}} \rho_{\ell}}$ There are two branches of fluid mechanics, namely fluid statics (hydrostatics) and fluid dynamics. The ratio of the mass of the wood to the mass of concrete, which makes the combination to float with its entire volume submerged under water is (0.x). The phase space diagram for one cycle of this system is, Two solid spheres A and B of equal volumes but of different densities dA and dB are connected by a string. When the ball is moving with terminal velocity, a = 0, Answer: (b) Vg(ρ1–ρ2)k\sqrt{\frac{Vg(\rho _{1} – \rho _{2})}{k}}kVg(ρ1​–ρ2​)​​, Q7: Water flows into a large tank with a flat bottom at the rate of 10-4 m3s-1. September 13, 2019. In this process the total change in the surface energy $\Delta \mathrm{U}=10^{-3} \mathrm{J} .$ If $\mathrm{K}=10^{\alpha}$ then the value of  is. Share This Post Facebook ... Test Series for JEE Main, JEE Advanced and NEET, Important questions of … (D) less than half-filled if $\rho_{\mathrm{C}}$ is less than 0.5. In the Physics question paper of JEE Advanced , Mechanics is one of the broadest topics. Find the ratio $\mathrm{n}_{\mathrm{B}} / \mathrm{n}_{\mathrm{A}},$ where $\mathrm{n}_{\mathrm{A}}$ and $\mathrm{n}_{\mathrm{B}}$ are the number of moles of air in bubbles A and B, respectively. September 14, 2019. Always start solving questions of topics where you have already got correct answers in Mains Question Paper. Sphere P is dropped into a liquid of density 0.8 gm $\mathrm{cm}^{-3}$ and viscosity $\eta=3$ poiseulles. IIT JEE Main / Advanced Physics 2018 Fluid Mechanics – kind of objective questions to expect /practice tests. (D) $\frac{2 \pi R^{2} T}{r}$, If $\mathrm{r}=5 \times 10^{-4} \mathrm{m}, \rho=10^{3} \mathrm{kgm}^{-3}, \mathrm{g}=10 \mathrm{ms}^{-2}, \mathrm{T}=0.11 \mathrm{Nm}^{-1}$, the radius of the drop when it detaches from the dropper is approximately The main equation used in fluid statics is the equation of Newton’s second law for nonaccelerating bodies, i.e. They float in equilibrium with the sphere P in $\mathbf{L}_{1}$ and sphere Q in $\mathrm{L}_{2}$ and the string being taut (see figure). (C) $2 \mathrm{ms}^{-1}$ ∑ F =0. So, the difference in height is given as follows, Q4: Water is flowing continuously from a tap having an internal diameter 8 × 10–3 m. The water velocity as it leaves the tap is 0.4 ms–1. It is falling through a liquid of density ρ2 (ρ2 < 1). (C) $\frac{2 \pi r^{2} T}{R}$ menu ExamSIDE Questions. (A) $1.4 \times 10^{-6} \mathrm{J}$ ExamSIDE.Com. Q1: A solid sphere of radius R acquires a terminal velocity v1 when falling (due to gravity) through a viscous fluid having a coefficient of viscosity η. JEE Advanced 2019 Physics Sample Papers from chapter Fluid Mechanics , Physics video lecture of 11 , prepared by the experienced faculty. Be strong in the concepts of Waves & Sound, Heat & Thermodynamics, Modern physics and Errors & Experiments. In the figure, the two circles represent the same oscillator but for different initial conditions, and $\mathrm{E}_{1}$ and $\mathrm{E}_{2}$ are the total mechanical energies respectively. Find all the NEET Physics Important Questions from the chapter Fluid Mechanics with detailed solution. [Take atmospheric pressure = $1.0 \times 10^{5} \mathrm{N} / \mathrm{m}^{2},$ density of water $=1000 \mathrm{kg} / \mathrm{m}^{3}$ and g = $10 \mathrm{m} / \mathrm{s}^{2}$ . Surface tension of the soap-water used to make bubbles is 0.04 N/m. (A) the net elongation of the spring is $\frac{4 \pi \mathrm{R}^{3} \rho \mathrm{g}}{3 \mathrm{k}}$ Mock Test - Mechanical Properties o.. 2261 Views. Q1: A solid sphere of radius R acquires a terminal velocity v1 when falling (due to gravity) through a viscous fluid having a coefficient of viscosity η. Fluid dynamics is the study of fluids in motion. Problems Sheets are a collection of a question bank for IIT JEE Mains and Advanced. A solid sphere of radius R and density  is attached to one end of a mass-less spring of force constant k. The other end of the spring is connected to another solid sphere of radius R and density 3. Basically, you need to be thoroughly prepared. The question types used in these DPPs are in exact lines with those that appear in JEE Main and Advanced. Each question would be followed by solution discussion. Fluid Dynamics's Previous Year Questions with solutions of Fluid Mechanics from GATE ME subject wise and chapter wise with solutions. (D) the light sphere is completely submerged. questions r good but it would be nice if there r some more qns. If the entire arrangement is put in a freely falling elevator the length of the water column in the capillary tube will be, In a freely falling elevator, g = 0 Water will rise to the full length i.e., 20 cm to tube, Q6: A spherical solid ball of volume V is made of a material of density ρ1. (C) $\sqrt{\frac{p_{6}}{\rho_{0}}}$ Now for the short recap, discussion would be through 5 important questions of Mechanics for IIT-JEE. The radii of bubbles A and B are 2 cm and 4cm, respectively. This is not a crash course, we won't be leaving any question unturned. To sum things up, Mechanics for JEE Advanced is an important part of physics which is used almost everywhere and hence one ought to be good at it. (A) more than half-filled if $\rho_{\mathrm{c}}$ is less than 0.5 Maximum marks for both papers together is 372. A glass capillary tube is of the shape of truncated cone with an apex angle  so that its two ends have cross sections of different radii. Detailed solutions are given to all the questions at the end of each booklet. Continuity equation, variation of pressure with depth, and Bernoulli equation are important. Practice Now. JEE Advanced Analysis: difficulty level of paper: There are two Papers in JEE- Advanced Paper-1 and Paper-2, each containing three parts, Physics, Chemistry and Mathematics. JEE Main Previous Year Solved Questions on Fluid Mechanics. If the height of the water in the tank remains steady, then this height is, Since the height of the water column is constant, Water inflow rate (Qin) = Water outflow rate (Qout), Q8: A submarine experiences a pressure of 5.05 x106 Pa at depth of d1 in a sea. Practice Important Questions on Kinematics for JEE Advanced. The angle of contact between water and the wall of the capillary tube is $\theta$. The question bank consists of Answer key and solutions to all the problems with … Time Allowed: 2 hours. Practice Now. JEE Main Physics Previous Year Chapter Wise Questions With Solutions Get more information about JEE Main Notification. This is an OPEN BOOK examination, but COMPRESSIBLE FLOW DATA TABLES are included. Jan 19, 2021 - Chapter Notes, - Fluid Mechanics, Class 11, Physics (IIT-JEE & AIPMT) | EduRev Notes is made by best teachers of Class 11. Free PDF download of HC Verma Solutions for Class 11 Physics Part-1 Chapter 13 - Fluid Mechanics solved by Expert Physics Teachers on Vedantu.com. 3. Fluid Mechanics – JEE Advanced Previous Year Questions with Solutions. IIT-JEE. The correct statement(s) is (are) We will cover the complete chapter in a single day. ... Fluid Mechanics and Hydraulic Machines Hydrology Irrigation Environmental Engineering fluid mechanics and mechanical properties of matter have a significant weightage. (A) $\sqrt{\frac{\rho_{\mathrm{a}}}{\rho_{\ell}}}$ [Neglect the effect of grav, If the radius of the opening of the dropper is r, the vertical force due to the surface tension on the drop of radius R (assuming r < 0). Past Years Exams (JEE-Advanced,GATE-CE,GATE-ECE,GATE-EE,GATE-CSE,GATE-ME,GATE-IN) Questions with Solutions provider ExamSIDE.Com. Register for online coaching for JEE Mains & Advanced, NEET, Engineering and Medical entrance exams. Practice Now. ADVANCED FLUID MECHANICS YEAR 4. (A) For a given material of the capillary tube, h decreases with increase in r Fluid mechanics can broadly be divided into fluid dynamics and fluid statics. You can expect questions from fluid dynamics in JEE Advanced. Gurukul helps the students in clearing and understanding each topic in a better way. The important equation used here is the equation of Newton’s second law for accelerating bodies, i.e.∑ F =ma. Really helpful It has Objective questions, subjective questions, Comprehension and statement matching problems, Previous years questions of IIT JEE Mains and Advanced. $(\mathrm{D}) \rho \ell$. ... Fluid Mechanics. JEE Main paper includes 25 questions in the Physics section that carry 4 marks each. (D) $4.1 \times 10^{-3} \mathrm{m}$, After the drop detaches, its surface energy is Some of the fields where fluid dynamics is applied are meteorology, oceanography, aeronautical engineering, the study of blood flow and many more. The weight that can be put on the raft to make it just sink is (10x) kg. As far as JEE exams are concerned, you will get more question relating to fluid statics in JEE Main. Download India's Best Exam Preparation App. JEE Main Physics syllabus is vast as it includes chapters from Class 11 and 12. You can also check our topic wise questions. All the exercise of Chapter 13 - Fluid Mechanics questions with Solutions to help you to revise complete Syllabus and Score More marks. ... we will be starting from the very basics and cover everything till JEE Advanced level. They are fully immersed in a fluid of density dF. Fluid Mechanics Marathon for JEE Main/Advanced. Recommended for JEE 2020/2021 aspirants. (C) $2.0 \times 10^{-3} \mathrm{m}$   When the lift is at rest, the water jet coming out of the hole hits the floor of the lift at a distance d of 1.2 m from the person. The ratio of the terminal velocities of P and Q is, A drop of liquid of radius R = $10^{-2}$ m having surface tension S = $=\frac{0.1}{4 \pi} \mathrm{Nm}^{-1}$ divides itself into K identical drops. Taught by IITB graduate Akshay Sarode. (B) For a given material of the capillary tube, h is independent of $\sigma$. (C) the light sphere is partially submerged. Liquids and gases are classified together as fluids because they exhibit the same flow phenomena and have an identical equation of motion. The diameter of the water stream at a distance 2 × 10–1 m below the tap is close to, According to equation of continuity a1v1 = a2v2, Q5: A 20 cm long capillary tube is dipped in water. The fluid is a substance that flows under the action of an applied force and does not have a shape of its own. The spheres are connected by a massless string and placed in liquids $\mathrm{L}_{1}$ and $\mathrm{L}_{2}$ of densities $\sigma_{1}$ and $\sigma_{2}$ and viscosities $\eta_{1}$ and $\eta_{2}$, respectively. You can check your grasp over a particular topic by solving these topic wise questions. The complete arrangement is placed in a liquid of density 2 and is allowed to reach equilibrium. The water rises up to 8 cm. (B) $1 \mathrm{ms}^{-1}$ (D) h is proportional to contact angle $\theta$. Each subject in each paper has 18 questions each. in this examination. A person in a lift is holding a water jar, which has a small hole at the lower end of its side. Numerical Value Type Questions - Fl.. (A) $2 \pi r T$ Two spheres P and Q of equal radii have densities $\rho_{1}$ and $\rho_{2}$, respectively. By Team eSaral. By Team eSaral. (B) more than half-filled if $\rho_{\mathrm{c}}$ is more than 1.0 (C) If this experiment is performed in a lift going up with a constant acceleration, then h decreases., The sphere is broken into 27 identical spheres. This document is highly rated by Class 11 students and has been viewed 35312 times. If the radius of the pipe is 5 cm, the Reynolds number for the flow is of the order (density of water = 1000 kg/m3, coefficient of viscosity of water = 1 mPa s), Reynolds number = {(103 x 2 x 10 x 102)/(10-3 x 3π)}, Q10: The top of a water tank is open to the air and its water level is maintained. The water rises to a height h in the capillary tube above the water surface in the beaker. The question which has been given only is JEE Advanced students, that is, to give you a cheeky language that is difficult to understand, and is able to practice and be able to do so. The JEE (Main) Examination for B. E. /B. Ignore the mass of water in the meniscus. Dear IIT JEE Mains and Advanced aspirants, I am sharing brief revision notes and solved previous questions on the Physics topic "Fluid Dynamics". 10 Comments. For example, jaguar speed -car Search for an exact match Put a word or phrase inside quotes. The class would involve polls and solutions for JEE Main and Advanced level problems on Fluid Mechanics. Illustration (JEE Advanced) A cubical block of wood of specific gravity 0.5 and chunk of concrete of specific gravity 2.5 are fastened together. Question Bank for JEE Main & Advanced Physics Fluid Mechanics, Surface Tension & Viscosity Self Evaluation Test - Mechanical P.. It is necessary to have a strong command over the concepts related to this chapter. This PDF file contains hand written notes on Fluid Dynamics that will help you revise quickly, refer to solved previous year questions and help score more marks in JEE Mains / Advanced exams. The liquid rises at the sides. If $\rho_{\mathrm{C}}$ is the relative density of the material of the shell with respect to water, then the correct statement is that the shell is GATE ME. (B) $2 \pi \mathrm{RT}$ The viscous force rapidly increases with velocity, attaining a maximum when the ball reaches the terminal velocity. JEE Main Physics solved questions on the topic Fluid Mechanics are available here. 12 Comments. When the vessel is rotated about its own vertical axis, the liquid rises up near the wall. It is floating vertically in water in half-submerged state. If the surface tension of water is S, its density is , and its contact angle with glass is $\theta$, the value of h will be (g is the acceleration due to gravity), If the piston is pushed at a speed of 5 $\mathrm{mms}^{-1}$, the air comes out of the nozzle with a speed of (C) $5.4 \times 10^{-6} \mathrm{J}$ Match the statements from List I with those in List II and select the correct answer using the code given below the lists. Each chapter in a booklet is presented as a DPP containing questions of both JEE Main and Advanced level. The depth of the centre of the opening from the level of water in the tank is close to, Here, volumetric flow rate = (0.74/60) = πr2v = (π x 4 x 10-4) x 2gh\sqrt{2gh}2gh​, h = [(740 x 740)/24 x 24 x 10)] (since π2 =10), The depth of the centre of the opening from the level of water in the tank is close to 4.8 m, JEE Main Fluid Mechanics Previous Year Questions with Solutions, CBSE Previous Year Question Papers Class 10, CBSE Previous Year Question Papers Class 12, NCERT Solutions Class 11 Business Studies, NCERT Solutions Class 12 Business Studies, NCERT Solutions Class 12 Accountancy Part 1, NCERT Solutions Class 12 Accountancy Part 2, NCERT Solutions For Class 6 Social Science, NCERT Solutions for Class 7 Social Science, NCERT Solutions for Class 8 Social Science, NCERT Solutions For Class 9 Social Science, NCERT Solutions For Class 9 Maths Chapter 1, NCERT Solutions For Class 9 Maths Chapter 2, NCERT Solutions For Class 9 Maths Chapter 3, NCERT Solutions For Class 9 Maths Chapter 4, NCERT Solutions For Class 9 Maths Chapter 5, NCERT Solutions For Class 9 Maths Chapter 6, NCERT Solutions For Class 9 Maths Chapter 7, NCERT Solutions For Class 9 Maths Chapter 8, NCERT Solutions For Class 9 Maths Chapter 9, NCERT Solutions For Class 9 Maths Chapter 10, NCERT Solutions For Class 9 Maths Chapter 11, NCERT Solutions For Class 9 Maths Chapter 12, NCERT Solutions For Class 9 Maths Chapter 13, NCERT Solutions For Class 9 Maths Chapter 14, NCERT Solutions For Class 9 Maths Chapter 15, NCERT Solutions for Class 9 Science Chapter 1, NCERT Solutions for Class 9 Science Chapter 2, NCERT Solutions for Class 9 Science Chapter 3, NCERT Solutions for Class 9 Science Chapter 4, NCERT Solutions for Class 9 Science Chapter 5, NCERT Solutions for Class 9 Science Chapter 6, NCERT Solutions for Class 9 Science Chapter 7, NCERT Solutions for Class 9 Science Chapter 8, NCERT Solutions for Class 9 Science Chapter 9, NCERT Solutions for Class 9 Science Chapter 10, NCERT Solutions for Class 9 Science Chapter 12, NCERT Solutions for Class 9 Science Chapter 11, NCERT Solutions for Class 9 Science Chapter 13, NCERT Solutions for Class 9 Science Chapter 14, NCERT Solutions for Class 9 Science Chapter 15, NCERT Solutions for Class 10 Social Science, NCERT Solutions for Class 10 Maths Chapter 1, NCERT Solutions for Class 10 Maths Chapter 2, NCERT Solutions for Class 10 Maths Chapter 3, NCERT Solutions for Class 10 Maths Chapter 4, NCERT Solutions for Class 10 Maths Chapter 5, NCERT Solutions for Class 10 Maths Chapter 6, NCERT Solutions for Class 10 Maths Chapter 7, NCERT Solutions for Class 10 Maths Chapter 8, NCERT Solutions for Class 10 Maths Chapter 9, NCERT Solutions for Class 10 Maths Chapter 10, NCERT Solutions for Class 10 Maths Chapter 11, NCERT Solutions for Class 10 Maths Chapter 12, NCERT Solutions for Class 10 Maths Chapter 13, NCERT Solutions for Class 10 Maths Chapter 14, NCERT Solutions for Class 10 Maths Chapter 15, NCERT Solutions for Class 10 Science Chapter 1, NCERT Solutions for Class 10 Science Chapter 2, NCERT Solutions for Class 10 Science Chapter 3, NCERT Solutions for Class 10 Science Chapter 4, NCERT Solutions for Class 10 Science Chapter 5, NCERT Solutions for Class 10 Science Chapter 6, NCERT Solutions for Class 10 Science Chapter 7, NCERT Solutions for Class 10 Science Chapter 8, NCERT Solutions for Class 10 Science Chapter 9, NCERT Solutions for Class 10 Science Chapter 10, NCERT Solutions for Class 10 Science Chapter 11, NCERT Solutions for Class 10 Science Chapter 12, NCERT Solutions for Class 10 Science Chapter 13, NCERT Solutions for Class 10 Science Chapter 14, NCERT Solutions for Class 10 Science Chapter 15, NCERT Solutions for Class 10 Science Chapter 16. 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