Question

how much time will be needed to a minute arm of clock to make 3π upon 2 radian angle ​

Answer 1

Step-by-step explanation:

$\frac{3}{2} \pi \: radian = (\frac{3}{2} \times 180 )\: degrees = 270 \: degrees \\ it \: makes \: an \: angle \: of \: 360deg \: in \: one \: hour \\ thus \: it \: will \: make \: an \: angle \: of \: 270deg \: in \: \frac{270}{360} = \frac{2}{3} hour = 40 \: minutes$