A bicycle travels around a flat circular track of radius

PHYSICS · Single correct · CBSE · Physics · Motion in a Plane · Motion in a Plane

Problem

50\,\text{m}

. At a certain instant its speed is

10\,\text{m}\,\text{s}^{-1}

and the magnitude of its speed is increasing at

2.0\,\text{m}\,\text{s}^{-2}

. What is the magnitude of the bicycle’s total acceleration at that instant? (a)

4.0\,\text{m}\,\text{s}^{-2}

(b)

2.8\,\text{m}\,\text{s}^{-2}

(c)

2.3\,\text{m}\,\text{s}^{-2}

(d)

2.0\,\text{m}\,\text{s}^{-2}