GCC Mines & Works Plant Engineering Exam Practice Questions - GCC Mines & Works Engineer - Plant Engineering Examination (South Africa) Exam

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A cylindrical drum winder has a total equivalent moment of inertia of 120,000 kg·m² at the drum shaft. The drum diameter is 4.5 m. If the winder accelerates the conveyances at a rate of 1.2 m/s², calculate the torque required at the drum shaft strictly to overcome rotational acceleration.

64.0 kN·m 128.0 kN·m 32.0 kN·m 270.0 kN·m

Correct Answer:

64.0 kN·m

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