Question

isotope having a half-life
f 3 days was received after
was
26. A radioactive isotop
period of 3 do
that there were 3 g
12 days. It was found that
of the isotope in the conta
ope in the container. The initial
amount of the isotope when packed wa
36 g
(2) 48 g
12 g
(4)
24 g​

Answer 1

Explanation:

The angular velocity is independent of the clock size, however for larger clocks the linear velocity of the pointers at the end of the hands will be greater. The second hand goes through 2π radians in 1 min, or 2π radian/60 seconds, so ω = π/30 rad.s-1 = 0.03 rad.s-1.