Q. The angular speed of second hand of a clock is

1532 273 System of Particles and Rotational Motion Report Error

A

$(1/60) r a d / s$

12%

B

$(π /60) r a d / s$

29%

C

$(2 π /60) r a d / s$

47%

D

$(360/60) r a d / s$

12%

Solution:

$ω = \frac{2 π}{60} = \frac{π}{30} re d / s$