Centre of Gravity: Physics Trivia Questions and Answers PDF Download eBook
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Centre of Gravity: Physics Questions and Answers PDF Download eBook
MCQ: Center of gravity of an object depends on it's
- weight
- mass
- density
- shape
B
MCQ: Air conditioners are good example of
- conduction
- convection
- radiation
- conduction and radiation both
B
MCQ: If we put some water in a pot and put it over the Bunsen burner, the thermal energy supplied to the water would lead to a gain in
- external energy
- internal energy
- chemical energy
- physical energy
B
MCQ: Angle of incidence in optically denser medium for which angle of refraction in less dense medium is 90° is termed as
- normal angle
- covalent angle
- critical angle
- internal angle
C
MCQ: Heat capacity of a substance is equal to
- the amount of heat required to raise the temperature of a 1 kg of a substance by 1 K
- the amount of heat required to raise the temperature of a substance by 1 K
- the amount of heat required to change the phase of a substance from solid to liquid without any change in temperature
- the amount of heat required to change the phase of a substance from liquid to gas without any change in temperature
B