Attempt this online quiz to check your knowledge of the basic concepts and fact of Physics. The quiz is being developed. You can finbd more and more questions added to it when you come back to this page later.
General Physics Quiz - For competitive exams
Attempt this Physics online quiz series for competitive exams of various kinds
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Question 1
Which is the unit of retardation?
A
ms-2
B
m2
C
s
D
ms-1
Question 1 Explanation:
Acceleration is defined as the change in velocity per unit time. The negative acceleration is called retardation or deceleration. The unit of retardation is same as that of acceleration. (m s-2
Question 2
One Horse Power is equal to ?
A
646 W
B
700 W
C
500 W
D
746 W
Question 2 Explanation:
The horsepower (hp) is a unit in the foot-pound-second ( fps ) or English system, sometimes used to express the rate at which mechanical energy is expended. It was originally defined as 550 foot-pounds per second (ft-lb/s). A power level of 1 hp is approximately equivalent to 746 watt s (W) or 0.746 kilowatt s (kW).
Question 3
One newton = ?
A
10 5 dyne
B
10 2 dyne
C
10 7 dyne
D
10 dyne
Question 3 Explanation:
The dyne (symbol dyn, from Greek δύναμις, dynamis, meaning power, force) is a unit of force specified in the centimetre–gram–second system of units (CGS)
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