ECAT Physics Chapter 4 Work and Energy Online Test
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Question # 1
Most of the geysers occur in:
Question # 2
Work done is maximum when angle between force and displacement is
Question # 3
The commercial unit of electrical energy is :
Question # 4
A field in which the work done in moving a body along closed path is zero is called
Question # 5
Which force is not a conservative force?
Question # 6
Work-energy principle states that work done on the body by applied force is equal to change in:
Question # 7
Work done by the force of friction is always
Question # 8
The dimensions of work
Question # 9
A body moves a distance of 10 m along a straight line under the action of a force of 5 N and work done is 25J. The angle which the force makes the direction of motion will be:
Question # 10
If we draw a graph between d (along x-axis) and F (along y-axis) and get a straight line horizontal to x-axis, then area under this straight line represents:
Question # 11
A body moves a distance of 10 m along a straight line under the action of a force of 5 N and work done is 25J. the angle which the force makes with the direction of motion will be:
Question # 12
The unit of work in CGS system is
Question # 13
The energy stored int he water of the dam is:
Question # 14
When two protons are brought are brought closer potential energy of both of them:
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