Question

The minute hand of a wall clock is 10 centimetre long find its displacement and the distance covered from 10 a.m. to 10:30 a.m.

Answer 1

Hola user......

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QUESTION:- the min hand of a wall clock is 10cm long .find it'd displacement
And the distance covered from 10am to 10:30 am

Answer:-

r =10cm

2r =10cm

Pi r =22/7 X10

3.14X10 =31.4cm

So, speed = 40km/hr

Second speed =60Km/hr

=> average speed =S1+S2/2

60+40/2

=> 50km/HR
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Hope it helps