Physics - Study Mode

[#1056] The term photon refers to
Correct Answer

(B) Sub atomic particle

Explanation

Solution: The term photon refers to sub atomic particle.

[#1057] In a conductor
Correct Answer

(D) The valence band and the conduction band overlap each other

Explanation

Solution: In a conductor the the valence band and the conduction band overlap each other.

[#1058] The unit of intensity of electric field is
Correct Answer

(A) N/c

Explanation

Solution: When considered in SI units the units of electric field intensity are Newton per coulombs. The electric field intensity is independent of the amount of charge on the test charge particle. It is measured the same all around the source charge regardless of the charge of the test charge particle.

[#1059] . . . . . . . . . exerts a force on anything that has an electric charge.
Correct Answer

(A) Electric field

Explanation

Solution: Electric field exerts a force on anything that has an electric charge.

[#1060] Hot water is poured simultaneously in four metallic tumblers painted outside with different points. After some time the water will be found to have cooled most in the tumbler painted.
Correct Answer

(B) Rough black