Questions
A solid sphere of mass 6 kg and radius 20 cm is suspended from a wire. The time period of its angular oscillation if the torque constant of the wire is is
detailed solution
Correct option is B
For torsional pendulam, T=2πIc=2π2MR25cT=2π2×6×(0.2)22×10−3T=4π6×10−2+31T=4π(7.74)=97.29sTalk to our academic expert!
Similar Questions
An sphere of moment of inertia 4 kg/m2 passing through the diameter. It is suspended from a steel wire of negligible mass, whose couple per unit twist is 81 Nm/rad. It is allowed to execute small angular oscillations. The angular frequency of oscillation is
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