General Science MCQs

Physics ? Electromagnetic Waves Questions with solutions MCQs

1. An electromagnetic wave through vacuum is E=E0sin(kx-?t), B=B0sin(kx-?t). Then:

A

E0=B0

B

E0=cB0

C

E0=?B0

D

None

Physics ? Electromagnetic Waves J.E Civil (SD) 2025
Correct Answer : B
Explanation :

Relation: E0 = cB0 in free space.

Correct Answered :

Wrong Answered :

2. Electromagnetic waves are produced by

A

Static charge

B

Moving charge

C

Accelerating charge

D

Charge-less particles

Physics ? Electromagnetic Waves J.E Civil (SD) 2025
Correct Answer : C
Explanation :

Only accelerating charges radiate EM waves.

Correct Answered :

Wrong Answered :

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