A bob swings as a conical pendulum

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

Problem

0.20\,\text{kg}

bob swings as a conical pendulum, tracing a horizontal circle while attached to a

1.5\,\text{m}

string. The period of the motion is

1.2\,\text{s}

. Which angle does the string make with the vertical during the motion? (a)

63^{\circ}

(b)

42^{\circ}

(c)

76^{\circ}

(d)

15^{\circ}