Physics Questions Practice Question and Answer

Q:

When water is heated from 0°C to 4°C, its volume:

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  • 1
    first increases then decreases
    Correct
    Wrong
  • 2
    remains the same
    Correct
    Wrong
  • 3
    increases
    Correct
    Wrong
  • 4
    decreases
    Correct
    Wrong
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Answer : 4. "decreases"

Q:

Light year is the unit of measurement of 

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  • 1
    the age of the universe
    Correct
    Wrong
  • 2
    very short time - lapse
    Correct
    Wrong
  • 3
    very high temperature
    Correct
    Wrong
  • 4
    very long distance
    Correct
    Wrong
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Answer : 4. "very long distance "

Q:

Refraction of light is responsible for:

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  • 1
    Shadow formation
    Correct
    Wrong
  • 2
    Twinkling of stars
    Correct
    Wrong
  • 3
    Blue color of the sky
    Correct
    Wrong
  • 4
    Rainbow
    Correct
    Wrong
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Answer : 2. "Twinkling of stars"

Q:

 Who discovered the principle of 'Law of Floating’?

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  • 1
    Galileo
    Correct
    Wrong
  • 2
    Archimedes
    Correct
    Wrong
  • 3
    Newton
    Correct
    Wrong
  • 4
    Writer Brothers
    Correct
    Wrong
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Answer : 2. " Archimedes "

Q:

Who gave the principle of relativity?

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  • 1
    Einstein
    Correct
    Wrong
  • 2
    Archimedes
    Correct
    Wrong
  • 3
    Newton
    Correct
    Wrong
  • 4
    Pascal
    Correct
    Wrong
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Answer : 1. "Einstein"

Q:

The measure of inductance is 

778 1

  • 1
    Henry
    Correct
    Wrong
  • 2
    Ohm
    Correct
    Wrong
  • 3
    Ampere
    Correct
    Wrong
  • 4
    Coulomb
    Correct
    Wrong
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Answer : 1. "Henry "

Q:

Weighing 1 kilogram is the weight. 

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  • 1
    1 N
    Correct
    Wrong
  • 2
    10 N
    Correct
    Wrong
  • 3
    9.8 N
    Correct
    Wrong
  • 4
    9 N
    Correct
    Wrong
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Answer : 3. "9.8 N "

Q:

The velocity of light in vacuum or air is 

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  • 1
    $$3 x 10^8$$ m / sec .
    Correct
    Wrong
  • 2
    $$2 x 10^4$$ m / sec .
    Correct
    Wrong
  • 3
    $$9 x 10^2$$ m / sec .
    Correct
    Wrong
  • 4
    $$3 x 10^11$$ m / sec .
    Correct
    Wrong
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Answer : 1. "$$3 x 10^8$$ m / sec . "

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