Question

à metal disc of 0.1m radius
and mass Ikg is suspended in
a horizontal plane by a vertical
wire attached to its centre
If the diameter of the wire
is 10-3m. its length 1m, and
the period of torsional vibration
4 seconds, find the
rigidity modulus of the wire.​

Answer 1

Answer:

12.56 Nm-2

Explanation:

I=Mr^2÷2

1×(0.5)^2÷2

0.125