General Science MCQ Questions with Answers : Physics General Knowledge Questions
Physics Quiz Questions Work Power and Energy – Science Quiz
9) What do you mean by the rate of work done?
Ans . Power
10) What is the collision when two bodies stick together after the collision?
Ans . Inelastic
11) What do you mean by the third order of levers?
Ans . The effort is in between the resistance and the fulcrum
12) What changes is done by a dynamo?
Ans . Mechanical energy is converted in to electrical energy
13) Which is the main source of energy to earth?
Ans . Sun
14) If velocity of a moving body is made 3 times, what happens to its kinetic energy?
Ans . K. E will increase 9 times
15) Write an example of a third order of lever.
Ans . Forceps, ice tongs, hook and rod
16) Write an example of second order.
Ans . Nut cracker
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