RRB GROUP D Physics Quiz - 61

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Question 1:

Minimum numbers of unequal vectors which can give zero resultant are -

Question 2:

Which among the following waves is used for communication by artificial satellites?

Question 3:

Energy is continuously created in the sun due to –

Question 4:

The fourth state of matter is known as-

Question 5:

Which one of the following instruments is used to study dispersion of light?

Question 6:

Gamma rays have greatest similarity with –

Question 7:

In the absence of an ozone layer, Which rays will enter the atmosphere?

Question 8:

What does the term LASER stand for?

Question 9:

Basic scientific principle behind a nuclear reactor is

Question 10:

Integrated Circuits (ICs) used in computers are made with which of the following