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Question
Physics
Which of the following rays help us to detect the speed of tennis ball or cricket ball while in motion?
Q. Which of the following rays help us to detect the speed of tennis ball or cricket ball while in motion?
2240
168
Electromagnetic Waves
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A
Radio wave
13%
B
Infra red
20%
C
Microwave
54%
D
None of these
13%
Solution:
Radar system operated on microwaves help us to detect the speed of tennis ball or cricket ball in motion