Question

Which of the following can produce electromagnetic waves?

• A. A charge moving with uniform acceleration.
• B. A charge moving with uniform retardation.
• C. An oscillating charge.
• D. All of the above

Answer 1

The correct option is D All of the above

An accelerated charge produces electromagnetic waves.
The charges mentioned in options $A$, $B$ and $C$ are all accelerated charges.

Hence, $\left(D\right)$ is the correct answer.