Work and Energy

Work and Energy
The energy possessed by a body due to its position is called its
heat energy
kinetic energy
potential energy
chemical energy
Author: rikazzz Comment
Work and Energy
The energy present in a body due to its height is called
gravitational kinetic energy
gravitational potential energy
altitude energy
gravitational energy
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Work and Energy
If a body is capable to do work, then it possesses
work
friction
energy
velocity
Author: rikazzz Comment
Work and Energy
The work done will be zero if the angle between the force and distance is
30 °
90 °
180 °
60 °
Author: rikazzz Comment
Work and Energy
The direction of work done in the direction of
friction
resistive force
applied force
acceleration
Author: rikazzz Comment
Work and Energy
A moving car possesses
sound energy
mechanical energy
heat energy
chemical energy
Author: rikazzz Comment
Work and Energy
The interconversion of matter and energy is predicted by
Newton
Einstein
Jobst Burgi
Abu Jafar
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Work and Energy
A nuclear reactor generates electricity by using
thermal energy
nuclear energy
mechanical energy
chemical energy
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Work and Energy
A worker takes 80 seconds in lifting a load of 200 N through a height of 10 m. His power will be
10 watts
25 watts
35 watts
50 watts
Author: rikazzz Comment
Work and Energy
The value of the speed of light is
3 × 10⁵ ms^-1
5 × 10⁵ ms^-1
3 × 10⁹ ms^-1
3 × 10⁸ ms^-1
Author: rikazzz Comment

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