Physics-
General
Easy
Question
The potential energy of a particle varies with distance 
as shown in the graph. The force acting on the particle is zero at.
- C
- B
- B and C
- A and D
The correct answer is: B and C
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A spherical ball of mass 15 kg stationary at the top of a hill of height 82 m. It slides down a smooth surface to the ground, then climbs up another hill of height 32 m and finally slides down to horizontal base at a height of 10 m above the ground. The velocity attained by the ball is
A spherical ball of mass 15 kg stationary at the top of a hill of height 82 m. It slides down a smooth surface to the ground, then climbs up another hill of height 32 m and finally slides down to horizontal base at a height of 10 m above the ground. The velocity attained by the ball is
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Mode of the following distribution is
Mode of the following distribution is
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A bomb of 12 kg divedes in two parts whose ratio of masses is 1:4. If kinetic energy of smaller part is 
, then momentum of bigger part in 
will be
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A particle is acted upon by a force 
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physics-General
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A particle of mass 0.1 kg is subjected to a force which varies with distance as shown in figure. If it starts its journey from rest at x=0. What is the particle's velocity square at x=6 cm?
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A force 
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A body having a mass of 0.5 kg slips along the wall of a semispherical smooth surface of radius 20 cm shown in figure. What is the velocity of body at the bottom of the surface? 
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Consider the frequency distribution of the given number
If the mean is known to be ' 3 , then the value of f is
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Arithmetic mean of the data
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Force F on a particle moving in a straight line varies with distance d as shown in the figure. The work done on the particle during its displacement of 12 m
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Given below is a graph between a variable force (F) (along y-axis) and the displacement (X) (along 
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Velocity time graph of a particle of mass 2 kg moving in a straight line is as shown in figure. Work done by all forces on the particle is
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physics-General
