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Question 64Asked in DSSSB TGT Computer Science (Technical), 13 Sep 2025, Shift 3 (5:00 PM)

_______ are sources of ________, which are used for aircraft navigation.

  1. AConducting wires ; microwaves
  2. BMagnetrons ; infrared rays
  3. CGunn diodes ; ultraviolet-visible rays
  4. DGunn diodes ; microwaves
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Correct answer: (D) Gunn diodes ; microwaves

Explanation

Gunn diodes (and klystrons, magnetrons) generate microwaves, which are used in radar for aircraft navigation.

From DSSSB TGT Computer Science PYQ (Technical), 13 Sep 2025, Shift 3 (5:00 PM)

This is question 64 of DSSSB TGT Computer Science PYQ (Technical), 13 Sep 2025, Shift 3 (5:00 PM). See all questions of this paper with answers, or attempt the paper as a timed online test to get your score and all-India rank.