Physics - General Knowledge Questions and Answers

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Which among the following is the fundamental quantity ?

Volume

Time

Velocity

Force

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A bucket of water is hung from a spring balance. A piece of iron is suspended in the water without touching the sides or touching the bottom of the bucket. The reading of the spring balance

Will increase

Will decrease

Does not change

Varies with the increase of depth of the immersion of the iron piece

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1 amu is equivalent to

1 eV

931 eV

931 KeV

931 MeV

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1 m/s equals ________ km/hr

5/16

16/5

18/5

5/18

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A light year is a measure of :

Speed

Velocity

Distance

Time

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The time period of a seconds pendulum is

1 second

2 seconds

0.5 second

1.5 second

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One billionth of a second is called

Microsecond

Picoseconds

Millisecond

Nanosecond

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Which one of the following is the value of one nanometer?

10^-7 cm

10^-6 cm

10^-4 cm

10^-3 cm

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If the length of a simple pendulum is halved then its period of oscillation is

Doubled

Halved

Increased by a factor 2

Decreased by a factor 2