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Which of the following expressions does not have the units equal to joule? Where 'P' is the linear momentum and 1m is the mass of the object moving with velocity 'v' .

Which of the following expressions does not have the units equal to joule?
Where "P" is the linear momentum and 1m is the mass of the object moving with velocity "v".

Fv

mv2

Fd

For a mass spring system placed on a smooth horizontal surface oscillating with amplitude xo.At what displacement from the mean position energy it's equal to its elastic potential energy?

For a mass spring system placed on a smooth horizontal surface oscillating with amplitude xo.
At what displacement from the mean position energy it's equal to its elastic potential energy?

A Girl Throws a Ball Vertically Upward with a Velocity of 20 ms-1. Ignore the air resistance, How long will it take to fall back to her hands? (g =10ms-2)

A Girl Throws a Ball Vertically Upward with a Velocity of 20 ms-1. Ignore the air resistance,
How long will it take to fall back to her hands? (g =10ms-2)

6 seconds

2 seconds

4 seconds

3 seconds

A hoop of mass "m" rolls down an inclined plane of height "h", reaches the bottom with linear velocity v and angular velocity "v" and angular velocity "ω". If friction is ignored,What is the total energy of the hoop at the bottom of inclined plane?

A hoop of mass "m" rolls down an inclined plane of height "h", reaches the bottom with linear velocity "v" and angular velocity "v" and angular velocity "ω".If friction is ignored,
What is the total energy of the hoop at the bottom of inclined plane?

mv 2

mv 2

mv 2

mv 2