Question

The second hand of a clock is 2 cm long . The average speed and modulus of average velocity of the tip of second hand in 15 sec respectively are ,


A ) π / 15 cm/s , 2√2 / 15 cm/s

B ) π / 2 cm/s , √2 / 15 cm/s

C ) 2π / 15 cm/s , √2 / 15 cm/s

D ) π / 15 cm/s , √2 / 15 cm/s


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Answer 1

Answer:

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Answer 2

Answer:

Answer is here:-

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