Question

Consider the motion of the tip of the second hand of a clock. In one minute ( $R$ be the length of second hand), its

• A. Displacement is $2\pi R$
• B. Distance covered is 2 R
• C. Displacement is zero
• D. Distance covered is zero

Answer 1

Answer: (C)

The second hand of the clock in minute covers an angle of $360^{\circ }$ and the initial and final positions are same.
So, Displacement $=0$,