Match List – I with List – II.
Question:

Match List – I with List – II.

Choose the correct answer from the options given below :

1. $(\mathrm{a})-(\mathrm{vi}),(\mathrm{b})-(\mathrm{iv}),(\mathrm{c})-(\mathrm{i}),(\mathrm{d})-(\mathrm{v})$

2. (a)-(vi), (b)-(v), (c)-(i), (d)-(iv)

3. (a)-(ii), (b)-(iv), (c)-(vi), (d)-(iii)

4. (a)-(ii), (b)-(iv), (c)-(i), (d)-(iii)

Correct Option: , 4

Solution:

(a) Source of microwave frequency is magnetron.

(b) Source of infrared frequency is vibration of atoms and molecules.

(c) Source of Gamma rays is radioactive decay of nucleus

(d) Source of X-rays inner shell electron transition.

Option (4) is correct.