Modern Physics 7 Question 42

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

(2014 Main)

List I

List II

A. Infrared waves 1. To treat muscular strain
B. Radio waves 2. For broadcasting
C. X-rays 3. To detect fracture of bones
D. Ultraviolet 4. Absorbed by the ozone
layer of the atmosphere

Codes

A B $C$
(a) 4 3 2
(b) 1 2 4
(c) 3 2 1
d) 1 2 3
Show Answer

Answer:

Correct Answer: 46. (d)

Solution:

  1. (a) Infrared rays are used to treat muscular strain.

(b) Radiowaves are used for broadcasting purposes.

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

(d) Ultraviolet rays are absorbed by ozone.



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