A test track features a circular turn of radius that is banked at an angle of

PHYSICS · Single correct · CBSE · Physics · Laws of Motion · Laws of Motion

Problem

A test track features a circular turn of radius

50\,\text{m}

that is banked at an angle of

15^{\circ}

. What speed should a vehicle maintain to follow the turn without any assistance from friction? (a)

8.6\,\text{m}\!\cdot\!\text{s}^{-1}

(b)

43\,\text{m}\!\cdot\!\text{s}^{-1}

(c)

11.5\,\text{m}\!\cdot\!\text{s}^{-1}

(d)

23\,\text{m}\!\cdot\!\text{s}^{-1}