Recent questions in Physics

0 votes

0 answers

asked Mar 19, 2022 in 11th Physics by varun (6.7k points)

0 votes

0 answers

A particle moves along the x – axis form `x = 0 t x = 5m` influence of force given by `F = 7 – 2x + 3x^2`. Calculate the work done in doing

asked Mar 19, 2022 in 11th Physics by varun (6.7k points)

0 votes

0 answers

A body of mass 3kg makes an elastic collision with another body at rest and continues to move in the original direction with a speed equal to one – third of its original speed. Fine the mass of the second

asked Mar 19, 2022 in 11th Physics by varun (6.7k points)

0 votes

0 answers

Show that for a freely falling body the sum of its kinetic energy and potential energy remains constant at all points during its

asked Mar 19, 2022 in 11th Physics by varun (6.7k points)

0 votes

0 answers

Ball A of mass m moving with velocity U collides head on with ball B of mass m at rest. If e be the coefficient of restitution then determine the ratio of final velocities of A and B after the

asked Mar 19, 2022 in 11th Physics by varun (6.7k points)

0 votes

0 answers

If the momentum of the body increases by 20% what will be the increase in the K.E. of the

asked Mar 19, 2022 in 11th Physics by varun (6.7k points)

0 votes

0 answers

If two bodies stick together after collision will the collision be elastic or

asked Mar 19, 2022 in 11th Physics by varun (6.7k points)

0 votes

0 answers

When an air bubble rises in water, what happens to its potential

asked Mar 19, 2022 in 11th Physics by varun (6.7k points)

0 votes

0 answers

A spring is kept compressed by pressing its ends together lightly. It is then placed in a strong acid, and released. What happens to its stored potential

asked Mar 19, 2022 in 11th Physics by varun (6.7k points)

0 votes

0 answers

A body is moving along Z – axis of a co – ordinate system is subjected to a constant force F is given by `hati,hatj,hatk` `vecF=-hati+2hatj+3hatk` `N,`Where `hati,hatj,hatk` are unit vector along the x, y and z – axis of the system respectively what is the work done by this force in moving the body a distance of 4m along the Z –

asked Mar 19, 2022 in 11th Physics by varun (6.7k points)

0 votes

0 answers

A ball is dropped from the height `h_1` and if rebounces to a height `h_2`. Find the value of coefficient of

asked Mar 19, 2022 in 11th Physics by varun (6.7k points)

0 votes

0 answers

State and prove work energy theorem

asked Mar 19, 2022 in 11th Physics by varun (6.7k points)

0 votes

0 answers

An object of mass 0.4kg moving with a velocity of 4m/s collides with another object of mass 0.6kg moving in same direction with a velocity of 2m/s. If the collision is perfectly inelastic, what is the loss of K.E. due to

asked Mar 19, 2022 in 11th Physics by varun (6.7k points)

0 votes

0 answers

Prove that in an elastic collision in one dimension the relative velocity of approach before impact is equal to the relative velocity of separation after

asked Mar 19, 2022 in 11th Physics by varun (6.7k points)

0 votes

0 answers

(a) Define potential energy. Give examples.(b) Draw a graph showing variation of potential energy, kinetic energy and thetotal energy of a body freely falling on earth from a height

asked Mar 19, 2022 in 11th Physics by varun (6.7k points)

0 votes

0 answers

Two particles in an isolated system under go head on collision. What is the acceleration of the centre of mass of the

asked Mar 19, 2022 in 11th Physics by varun (6.7k points)

0 votes

0 answers

Which component of a force does not contribute towards

asked Mar 19, 2022 in 11th Physics by varun (6.7k points)

0 votes

0 answers

What is the position of centre of mass of a rectangular

asked Mar 19, 2022 in 11th Physics by varun (6.7k points)

0 votes

0 answers

Show that cross product of two parallel vectors is

asked Mar 19, 2022 in 11th Physics by varun (6.7k points)

0 votes

0 answers

Prove the relation

asked Mar 19, 2022 in 11th Physics by varun (6.7k points)

Recent questions in Physics

Categories