Which electromagnetic waves are used in devices such as heat lamps & TV remote controls? Options: A . &nbspultraviolet rays B . &nbspmicrowaves C . &nbspinfrared rays D . &nbspBoth A & B

Which electromagnetic waves are used in devices such as heat lamps & TV rem

Question - Which electromagnetic waves are used in devices such as heat lamps & TV remote controls?

Options:

A . ultraviolet rays

B . microwaves

C . infrared rays

D . Both A & B

Answer: Option C

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