What is the kinetic energy of an object of mass 15 kg moving at the velocity of 8ms?

RRB Group-D 09-10-2018(Shift-II)

A man puts 20kg object on his head by raising the object 2m above from the surface of earth. Then work done will be –

RRB Group -D, 30-10-2018 (Shift-II)

The kinetic energy of an object of mass m moving at a speed of 5 ms is 25J. What will be its kinetic energy when its speed will be double?

RRB Group-D 01-10-2018(Shift-I)

A person picks up 20kg of goods at 2m above the ground and keeps it on his head, work done by the person is?

RRB Group-D 17-09-2018(Shift-II)

The energy contained in an object due to the change in position and shape is called.

RRB ALP, & Tec. 29-08-2018(Shift-D

What would be the energy contained at a height of 6m by a body of mass 50kg?

RRB Group-D 22-09-2018(Shift-II)

If the displacement of an object is zero. Then work done by the applied force is –

RRB Group -D, 16-11-2018 (Shift-1)

Hydro power, what is the energy that is converted into electrical energy?

RRR ALP. & Tec. 29-08-2018(Shift-)

The work done by the force is positive when-

RRB Group -D, 19-09-2018 (Shift-Ill)

When the direction of the force applied and the of movement of the object are direction perpendicular to each other.

RRB Group -D, 24-10-2018 (Shift-I)