A clock has a hour hand of `5 cm` long find the magnitude of avg. velocity of tip of hour hand between `2: 00 a.m.` to `4.00 p.m`
A clock has a hour hand of `5 cm` long find the magnitude of avg. velocity of tip of hour hand between `2: 00 a.m.` to `4.00 p.m`
A. `30 cm//hr`
B. `(5pi)/(12) cm//hr`
C. `(5)/(14) cm//hr`
D. `(5pi)/(84). Cm//hr`
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