A particle moves in a circle of radius with constant speed

PHYSICS · Subjective · CBSE · Physics · Motion in a Plane · Motion in a Plane

Problem

A particle moves in a circle of radius r=2π mr=\frac{2}{\pi}\ \text{m} with constant speed 1 m/s1\ \text{m/s}. Match the following columns for the time interval in which it completes one-fourth of the circle.
Column IColumn II (SI units)
(a) Average speed(p) 2π\frac{\sqrt{2}}{\pi}
(b) Average velocity(q) 22π\frac{2\sqrt{2}}{\pi}
(c) Average acceleration(r) 2\sqrt{2}
(d) Displacement(s) 11

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