TNPSC Group 4 Physics Model Question Paper 2019-2020 - 1

Question: 1

Which one of the following phenomena cannot be attributed to the refraction of light?

(A) Red shift

(B) Mirage

(C) Rainbow

(D) Twinkling of stars

Question: 2

A neutron is a ____ particle.

(A) positively and negatively charged

(B) neutral

(C) positively charge

(D) negatively charged

Question: 3

There is no neutron in the nucleus of the atom of

(A) carbon

(B) nitrogen

(C) hydrogen

(D) oxygen

Question: 4

The velocity of sound in steel (iron) is ___

(A) 2000 m/s

(B) 5000 m/s

(C) 331 m/s

(D) 1482 m/s

Question: 5

In a plane mirror the angle of reflection is ___ the angle of incident.

(A) parallel to

(B) smaller than

(C) equal to

(D) larger than