Write the time period of the following: (1)
a. The second needle of a watch
b. The hour needle of a clock.
Answers
Answered by
1
Answer:
a. 60 sec,........
b. 3600sec.......
Answered by
0
Answer:
a. 60 sec
b. 43200 sec
Explanation:
a. Because the second needle completes one cycle in 60 sec.
b. The hour hand completes one rotation about the clock in 12 hours. As
1hour = 60min and 1min = 60sec
Hence, 1hour=3600sec
12×3600=43200sec.
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