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MCQExplainer

Asked: March 26, 2021In: Education

A body of M.I. 3 kg m² rotating with an angular velocity 2 rad/s has the same K.E. as a mass of 12 kg moving with a velocity of

MCQExplainer

Asked: March 26, 2021In: Education

A body of mass 10 kg is initially at a height of 20 m above the ground. It falls to a height of 5 m above the ground. Its potential energy in the new position is

MCQExplainer

Asked: March 26, 2021In: Education

Two masses 1 g and 4 g are moving with equal kinetic energies. The ratio of the magnitudes of their linear momenta is

MCQExplainer

Asked: March 26, 2021In: Education

A body of mass 10 kg moving at a height of 2 m, with uniform speed of 2 m/s. Its total energy is

-3

MCQExplainer

Asked: March 26, 2021In: Education

A solid cylinder of length 1 m and diameter of cross section y 100 cms is first placed with its axis vertical its then slowly inclined till its axis is horizontal. The loss in its potential energy if the mass of the cylinder is 10 kg is

-3

MCQExplainer

Asked: March 26, 2021In: Education

When the linear momentum of a particle is increased by 1% its kinetic energy increases by x%. When the kinetic energy of the particle is increased by 300%, its linear momentum increases by y%. The ratio of y to x is

MCQExplainer

Asked: March 26, 2021In: Education

A quantity of work of 1000 J is done in 2 seconds. The power utilised is

MCQExplainer

Asked: March 26, 2021In: Education

A ball is dropped from a height of 1 m. If the coeffcient of restitution between the surface and ball is 0.6, the ball rebounds to a height of

MCQExplainer

Asked: March 26, 2021In: Education

A body of mass 10 kg is travelling with uniform speed of 5 m/s. Its kinetic energy is

MCQExplainer

Asked: March 26, 2021In: Education

A body of mass 20 kg is initially at a height of 3 m above the ground . It is lifted to a height of 2 m from that position. Its increase in potential energy is

1 2 … 6

A body of M.I. 3 kg m² rotating with an angular velocity 2 rad/s has the same K.E. as a mass of 12 kg moving with a velocity of

A body of mass 10 kg is initially at a height of 20 m above the ground. It falls to a height of 5 m above the ground. Its potential energy in the new position is

Two masses 1 g and 4 g are moving with equal kinetic energies. The ratio of the magnitudes of their linear momenta is

A body of mass 10 kg moving at a height of 2 m, with uniform speed of 2 m/s. Its total energy is

A solid cylinder of length 1 m and diameter of cross section y 100 cms is first placed with its axis vertical its then slowly inclined till its axis is horizontal. The loss in its potential energy if the mass of the cylinder is 10 kg is

When the linear momentum of a particle is increased by 1% its kinetic energy increases by x%. When the kinetic energy of the particle is increased by 300%, its linear momentum increases by y%. The ratio of y to x is

A quantity of work of 1000 J is done in 2 seconds. The power utilised is

A ball is dropped from a height of 1 m. If the coeffcient of restitution between the surface and ball is 0.6, the ball rebounds to a height of

A body of mass 10 kg is travelling with uniform speed of 5 m/s. Its kinetic energy is

A body of mass 20 kg is initially at a height of 3 m above the ground . It is lifted to a height of 2 m from that position. Its increase in potential energy is

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