Railway Mock Test – Group D (GS) With Answer

Melting point of ice?

Which of the following is the best conductor of electricity?

The focal length of a plane mirror is?

Number of basic SI unit is?

A dynamo converts?

The wire having a green plastic covering is a?

Which law states, “The rate of loss of heat by a body is directly proportional to the difference in temperature between the body and the surroundings”?

The loudness of sound depends upon?

X-rays are ______waves.

Which one is not metal?

Radio waves, microwaves, infra-red spectrum, ultraviolet rays, X-rays and gamma rays are classified as?

Newton is used to measure?

A camera uses a __________ to form an image on a piece of film at the back.

Sound and light waves both ____________?

When we hear a sound, we can identify its source from ____________?