A. its K.E is doubled
B. its acceleration is doubled
C. its P.E is doubled
D. its momentum is doubled
When the speed of a moving body is doubled then___________________? Read More »
Physics Mcqs, Work And Energy A. no formula
B. a formula mgh only
C. a formula
D. no general formula
Gravitational P.E of a body has____________________? Read More »
Physics Mcqs, Work And Energy A. Earth
B. Neptune
C. Jupiter
D. Moon
The highest value of escape velocity in solar system is planet____________________? Read More »
Physics Mcqs, Work And Energy A. once
B. twice
C. four time
D. eight time
The tides raise the mater in the see roughly in a day___________________? Read More »
Physics Mcqs, Work And Energy A. change in its K.E always
B. change in its P.E always
C. change in its K.E and change in its P.E
D. neither change in K.E and nor change in its P.E
Work done on the body equals to the _____________________? Read More »
Physics Mcqs, Work And Energy A. displacement
B. acceleration
C. power
D. energy
Slope of work time graph is equal to____________________? Read More »
Physics Mcqs, Work And Energy A. 1 hp = 546 watts
B. 1 hp = 746 watts
C. 1 hp = 1000 watts
D. 1 hp = 946 watts
The relation between horse power and watt is_________________? Read More »
Physics Mcqs, Work And Energy A. 3.5 x 103 J
B. 3.5 x 104 J
C. 3.5 x 106 J
D. 3.5 x 109 J
A. frictional force
B. gravitational force
C. elastic force
D. centripetal force
Which of the following types of force can do no work on the particle on which it acts ? Read More »
Physics Mcqs, Work And Energy A. electric field
B. conservative field
C. electromagnetic field
D. gravitational field
