Question

X-rays are not used for radar purpose because _________.

• A. they are completely absorbed by air
• B. they are not reflected by the target
• C. they are not electromagnetic wave
• D. None of the above

Answer 1

The correct option is B they are not reflected by the target

The X-rays can easily penetrate through the target and would not get reflected by it.

So it is unfit for usage in radar.