O-LevelPhysicsLight5054/11 · Oct/Nov 2016 · Q281 Mark

Which two types of electromagnetic radiation are both used to kill cancerous cells and are both used to detect cracks in metals?

Agamma-rays and microwaves

Bgamma-rays and X-rays

Cmicrowaves and ultra-violet radiation

Dultra-violet radiation and X-rays

✓ Correct answer

B: gamma-rays and X-rays

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