Question

(4) The length of the second hand of a watch is 1 cm. The change in
velocity of its tip in 15 seconds is
(a) 1 cm/s (b) cm/s (c) cm/s (d) , cm/s.
70
n/s
cm/s
cm/s
I
cm/s
15
15​

Answer 1

REFER TO ATTACHMENT....xd

Answer 2

time=15sec

length=1cm

velocity= 1/(15*100)

=0.00666m/sec

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