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what is the speed of tip of seconds hand in a clock,if length of seconds hand from center to tip is 6/pi cm?

what is the speed of tip of seconds hand in a clock,if length of seconds hand from center to tip is 6/pi cm?

Grade:9

1 Answers

VIBHU SHARAN DIXIT
20 Points
5 years ago
you are given the radius i.e.6/pi,so distance travelled by its tip is the circumfrence covered by second hand which is 12 cm
Now,speed=dist./tme=12cm/60s=2*10-3 m/s

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