# Physics 1st Year Chapter 4 MCQs Online

Physics 1st Year Chapter 4 MCQs are up-to-date and are beneficial for both entry tests and board examinations. Students must prepare these again and again to have the best possible result.

## Physics 1st Year Chapter 4 MCQs

FSc 1st Year Physics Chapter 4 MCQs Notes are a helping material for all kinds of papers.

## Physics 1st Year Chapter 4 Work and Energy

Area under the curve of force-displacement graph is equal to:
Slope of work time graph is equal to:
Work done will be maximum if the angle between the force F and displacement d is:
A field will be conservative when work done:
A field in which the work done in a moving a body along closed path is zero is called:
When a force is parallel to the direction of motion of the body, then work done on the body is:
The work done is said to be negative when force and displacement are:
Which of the following is not conservative force?
Which of the following types of force can do no work on the particle on which it acts?
Work has the dimension as that of same as that of:
The average power and instantaneous power become equal if work is done at:
The relation between horse power and watt is:
If mass of a moving object is doubled, its K.E becomes:
Work done on the body equals to the:
Work done by the force of friction is:
The consumption of energy by 60 watt bulb in 2 seconds is:
Power is also defined as dot product of:
One kilowatt hour of work is equal to:
One megawatt hour is equal to:
The escape velocity forms the earth surface in km s^-1 is:
The work done by the force of 10N applied parallel to direction of motion up to 20 m:
The SI unit of power is:
The original source of tidal energy is:
The energy stored in the spring of a watch is:
Work-energy equation can be expressed as:
The tides raise the mater in the sea roughly in a day:
The source of geothermal energy is:
Physics 1st Year Chapter 4 Work and Energy
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