Question

A wheel of a bullock cart is rolling on a level road as shown in the figure below. If its linear speed is v in the direction shown, which one of the following options is correct (P and Q are any highest and lowest points on the wheel, respectively)?

Options

• Both the points P and Q move with equal speed.

• Point P has zero speed.

• Point P moves slower than point Q.

• Point P moves faster than point Q.

Answer 1

Point P moves faster than point Q.

Explanation:

Point P moves at a speed twice the speed of v.

While v = 0 at point Q.