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Introduction to Microwave – 1 – 2

6. Which of the following is not a common microwave application ?

(a) radar
(b) mobile radio
(c) telephone
(d) 
satellite communications

ANSWER

EXPLANATION

7. The wavelength of microwaves at 100 GHz will be :

(a) 3 cm
(b) 0.3 cm
(c) 0.03 cm
(d)
 10.3 cm

ANSWER

EXPLANATION

8. Microwave ovens operate at a frequency of :

(a) 1.37 GHz
(b) 2.45 GHz
(c) 3.37 GHz
(d) 22 µ Hz

ANSWER

EXPLANATION

9. Which of the following frequency bands fall under microwave frequency ?

(a) UHF and SHF
(b) SHF and EHF
(c) UHF, SHF and EHF
(d) 
VLF, LF and MF

ANSWER

EXPLANATION

10. A transmission line has a VSWR of 2, the reflection coefficient is :

(a) 1/3
(b) 0
(c) 1/ 4
(d) 
1/ 2

ANSWER

EXPLANATION

1 2 3

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