GK Quiz 42: Physics Quiz for SSC and other exams

General Awareness Quiz – Physics

General Awareness Quiz Set 42 for SSC CGL, SSC CHSL and Railways exams. Physics Quiz for SSC CGL, SSC CHSL, Railways etc.

Topic: General Science – Physics

  1. When a body or mass is taken from the earth to moon?
    A) Mass changes but Weight remains same

    B) Weight changes but Mass remains same
    C) both Weight and Mass change
    D) both Weight and Mass remain
    View answer
       Option B
    Explanation: Weight changes but mass remains same.
  2. A person is hurt on kicking a stone due to which of the following?
    A) Velocity

    B) Inertia
    C) Momentum
    D) Reaction
    View answer
      Option D.
    Explanation: Reaction.
  3. The fuse in our domestic electric circuit melts when there is a high rise in which of these?
    A) Resistance

    B) Capacitance
    C) Current
    D) Inductance
    View answer
    Option C.
    Explanation: Current.
  4. A dynamo is a device which
    A) creates mechanical energy

    B) creates electrical energy
    C) converts mechanical energy into electrical energy
    D) converts electrical energy into mechanical energy
    View answer
    Option C.
    Explanation: Converts mechanical energy into electrical energy.
  5. Bolometer is used to measure?
    A) Frequency

    B) Wavelength
    C) Temperature
    D) Velocity
    View answer
    Option C.
    Explanation:Temperature.
  6.  A soap bubble shows colours when illuminated with white light. This is due to?
    A) Diffraction

    B) Polarisation
    C) Interference
    D) Reflection
    View answer
    Option D.
     
  7. Which of the following principle is used to produce ‘low-temperatures ?
    A) Super conductivity

    B) Joule-Kelvin effect
    C) Thermo-electric effect
    D) Adiabatic demagneti-sation
    View answer
    Option D.
    Explanation: Adiabatic demagneti-sation.
  8. It is difficult to cook rice?
    A) at the top of a mountain

    B) at the sea level
    C) under a mine
    D) same anywhere
    View answer
    Option A.
    Explanation: At the top of the mountain.
  9. Which of the following is an example for cantilever beam?
    A) Diving board

    B) Bridge
    C) See-saw
    D) Common balance
    View answer
    Option B.
    Explanation: Bridge.
    .
  10. A mirage occurs because of?
    A) reflection by hot ground

    B) total internal reflection by layers of air
    C) interference of light
    D) diffraction of light
    View answer
    Option B.
    Explanation: Total Internal Reflection.

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