RRB Previous Year Physics Questions

A stick is dipped in a vessel containing water. It appears bent due to the property of-

  • Reflection
  • Newton’s Law of Motion
  • Refraction
  • Buoyancy

The temperature on the surface of the sun is about-

  • 8 × 1015 °C
  • 500 °C
  • 6000 °C
  • 1000 °C

The planet farthest from the Sun is-

  • Pluto
  • Mercury
  • Jupiter
  • Neptune

Which one of the following is measured on the ‘RICHTER SCALE’?

  • The speed of a rocket 5 seconds after take-off
  • The intensity of a thunderstorm
  • The intensity of an earthquake
  • The speed at which a player serves the ball in Lawn Tennis

As a train approaches us, the frequency or shrillness of its whistle increases. This phenomenon is explained by-

  • Big Bang Theory
  • Doppler Effect
  • Charles’ Law
  • Archimedes Principle

The load on a spring per unit deflection is called-

  • Stress
  • Flexibility
  • Stiffness
  • Strain

The term acceleration means-

  • The maximum speed of a vehicle
  • Rate of change of time
  • Rate of change of velocity
  • Rate of change of distance

A body of mass 10 kg accelerates from rest at the rate of 3 m/sec². What distance would body travel in 10 seconds?

  • 250 meters
  • 100 meters
  • 150 meters
  • 200 meters

The efficiency of a heat engine is 40%. If 10,000 joules of heat energy is supplied to it, then the useful work done by the engine would be-

  • 40,000 Joules
  • 10,000 Joules
  • 25,000 Joules
  • 4,000 Joules

There are three non-collinear points. How many circles can be drawn passing through them?

Read More ⇒ Dimensional Analysis and its Application Notes

  • Infinite
  • One
  • Two
  • Three

What do you understand by the term ‘Absolute Pressure’?

  • It is the atmospheric pressure at mean sea level
  • It is the atmospheric pressure expressed in kg/ cm²
  • It is the pressure equal to the algebraic sum of atmospheric and gauge pressures
  • It is the pressure as seen on the gauge of a pressure measuring instrument

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