Physics

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}

42^{\circ}

76^{\circ}

15^{\circ}