Checkout JEE MAINS 2022 Question Paper Analysis : Checkout JEE MAINS 2022 Question Paper Analysis :

Statement-1:- Microwaves and not radio waves are used in satellite communication.

Statement-2:-The wavelength of microwaves is much shorter than that of radio waves. Hence microwaves do not disperse or diffract like radio waves.

(a) Statement-1 is true, statement-2 is true. Statement-2 is a correct explanation for statement-1.

(b) Statement-1 is true, statement-2 is true, statement-2 is not a correct explanation for statement-1.

(c) Statement-1 is true, statement-2 is false

(d) Statement-1 is false, statement-2 is true.

1) a

2) b

3) c

4) d

Answer: 1) a

Solution: 

The wavelength of microwaves is much shorter than that of radio waves, hence it can pass through the atmosphere without any dispersion or diffraction. Therefore, microwaves and not radio waves are used in satellite communication.

Statement-1 is true, statement-2 is true. Statement-2 is a correct explanation for statement-1.

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