Physics · Mechanics
When a clock's minute hand moves, its shaft twists slightly, generating a torque proportional to the angle of twist. What physical property determines this torque in the clock's shaft?
- 1Angular velocity of the hand
- 2Moment of inertia of the shaft
- 3Torsional stiffness of the shaft✓
- 4Viscous friction in the mechanism
Correct answer
Torsional stiffness of the shaft
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