Question

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

Answer 1

Answer : 31.4cm

Explanation

Minute hand will works as radius and make a circle of radius 10cm

Displacement is given by=2r=20cm

Distance is given by

=πr =22/7x10

=3.14x10 = 31.4cm

Hope it helps!!!