Discussion Forum



1)

Match list I (electromagnetic wave type)  with List II (Its association/application  ) and select  the correct option from the choices given below the lists

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A) A:4,B:3,C:2,D:1

B) A:1,B:2,C:4,D:3

C) A:3,B:2,C:1,D:4

D) A:1,B:2,C:3, D:4

Answer:

Option D

Explanation:

(a) Infrared rays are used to treat muscular strain

(b) Radiowaves are used for broadcasting purpose

(c) X-rays are used to detect fracture of bones.

 (d) Ultraviolet  rays are absorbed by ozone.