Name the electromagnetic waves used for the followingand arrange them in increasing order (1) purification of water (2) Remote sensing (3) Treatment of cancer.

Hi Syed!

(1)  Purification of water – ultraviolet

(2)  Remote sensing – EHF or Terahertz

(3)  Treatment of cancer – X-rays

The arrangement of these waves, in the increasing order of wavelength is:

X-rays, ultraviolet, Terahertz.

Cheers!!

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Thanks.....

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