Work Power & Energy PYQs - Last 10 Years
JEE Advanced / Physics / Mechanics / 17 recent questions
PhysicsMechanics2011-2020
Practice 17 JEE Advanced Physics questions from Work Power & Energy. Use the year-wise and type-wise breakdown to prioritize recent PYQs, then continue into the question list below.
17
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Physics / Mechanics
2011-2020
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7
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2016-2020
17
Last 10 Years
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17PYQs
INTEGER35.3%
MCQ35.3%
MCQM29.4%
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#1 Medium13
#2 Hard4
7 in last 5 years17 in last 10 years
Last 10 Years Work Power & Energy Questions
Showing 17 of 17 filtered questions.
1Work Power And Energy
A student skates up a ramp that makes an angle 30\(^\circ\) with the horizontal. He/she starts (as shown in the figure) at the bottom of the ramp with speed v0 and wants to turn around over a semicircular path xyz of radius R during which h...
MCQM+4 / -22020
2Work Power And Energy
A small particle of mass m moving inside a heavy, hollow and straight tube along the tube axis undergoes elastic collision at two ends. The tube has no friction and it is closed at one end by a flat surface while the other end is fitted wit...
MCQM+4 / -12019
3Work Power And Energy
A particle is moved along a path AB-BC-CD-DE-EF-FA, as shown in figure, in presence of a force \(F = (\alpha y\widehat i + 2\alpha x\widehat j)\) N, where x and y are in meter and \(\alpha\) = \(-\)1 Nm-1. The work done on the particle b...
INTEGER+3 / -02019
4Work Power And Energy
In the List-\({\rm I}\) below, four different paths of a particle are given as functions of time. In these functions, \(\alpha\) and \(\beta\) are positive constants of appropriate dimensions and \(\alpha \ne \beta\) In each case, th...
MCQ+3 / -0.752018
5Work Power And Energy
A particle of mass \(m\) is initially at rest at the origin. It is subjected to a force and starts moving along the \(x\)-axis. Its kinetic energy \(K\) changes with time as \(dK/dt = \gamma t,\) where \(\gamma\) is a positive constant of ...
MCQM+4 / -12018
6Work Power And Energy
A spring-block system is resting on a frictionless floor as shown in the figure. The spring constant is \(2.0\,N{m^{ - 1}}\) and the mass of the block is \(2.0\) \(kg.\) Ignore the mass of the spring. Initially the spring is an unstretched ...
INTEGER+3 / -02018
7Work Power And Energy
A flat plate is moving normal to its plane through a gas under the reaction of a constant force \(F.\) The gas is kept at a very low pressure. The speed of the plate \(v\) is much less than the average speed u of the gas molecules.
Which o...
Which o...
MCQM+4 / -12017
8Work Power And Energy
A particle of unit mass is moving along the x-axis under the
influence of a force and its total energy is conserved. Four
possible forms of the potential energy of the particle are given
in Column I (a and U0
are constants). Match the pote...
influence of a force and its total energy is conserved. Four
possible forms of the potential energy of the particle are given
in Column I (a and U0
are constants). Match the pote...
MCQ+8 / -42015
9Work Power And Energy
A tennis ball is dropped on a horizontal smooth surface. It bounces back to its original position after hitting the surface. The force on the ball during the collision is proportional to the length of compression of the ball. Which one of t...
MCQ+3 / -12014
10Work Power And Energy
Consider an elliptically shaped rail PQ in the vertical plane with
OP = 3 m and OQ = 4 m. A block of mass 1 kg is pulled along the
rail from P to Q with a force of 18 N, which is always parallel to
line PQ (see the figure given). Assuming n...
OP = 3 m and OQ = 4 m. A block of mass 1 kg is pulled along the
rail from P to Q with a force of 18 N, which is always parallel to
line PQ (see the figure given). Assuming n...
INTEGER+3 / -02014
11Work Power And Energy
The magnitude of the normal reaction that acts on the block at the point Q is
MCQ+3 / -0.752013
12Work Power And Energy
The speed of the block when it reaches the point Q is
MCQ+3 / -0.752013
13Work Power And Energy
A particle of mass 0.2 kg is moving in one dimension under a force that delivers a constant power 0.5 W to
the particle. If the initial speed (in m/s) of the particle is zero, the speed (in m/s) after 5 s is
the particle. If the initial speed (in m/s) of the particle is zero, the speed (in m/s) after 5 s is
INTEGER+4 / -02013
14Work Power And Energy
The work done on a particle of mass m by a force
\($K\left[ {{x \over {{{\left( {{x^2} + {y^2}} \right)}^{3/2}}}}\widehat i + {y \over {{{\left( {{x^2} + {y^2}} \right)}^{3/2}}}}\widehat j} \right]\)$
(K being a constant of appropriate dime...
\($K\left[ {{x \over {{{\left( {{x^2} + {y^2}} \right)}^{3/2}}}}\widehat i + {y \over {{{\left( {{x^2} + {y^2}} \right)}^{3/2}}}}\widehat j} \right]\)$
(K being a constant of appropriate dime...
MCQ+2 / -0.52013
15Work Power And Energy
A bob of mass m, suspended by a string of length l1 is given a minimum velocity required to complete a full circle in the vertical plane. At the highest point, it collides elastically with another bob of mass m suspended by a string of leng...
INTEGER+4 / -02013
16Work Power And Energy
A block of mass 0.18 kg is attached to a spring of force-constant 2 N/m. The
coefficient of friction between the block and the floor is 0.1. Initially the
block is at rest and the spring is un-stretched. An impulse is given to the
block as ...
coefficient of friction between the block and the floor is 0.1. Initially the
block is at rest and the spring is un-stretched. An impulse is given to the
block as ...
INTEGER+4 / -02011
17Work Power And Energy
A thin ring of mass 2 kg and radius 0.5 m is rolling without on a horizontal plane with velocity 1 m/s. A small ball of mass 0.1 kg, moving with velocity 20 m/s in the opposite direction hits the ring at a height of 0.75 m and goes vertical...
MCQM+4 / -22011