Calculate torque and power required to rotate inner cylinder

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A 3-cm-diameter cylinder rotates inside a fixed 4-cm-diameter cylinder with 40-C SAE-30 oil filling the space between the 30-cm-long concentric cylinders. Write the velocity profile and calculate the torque and the power required to rotate the inner cylinder at 2000 rpm assuming a laminar flow.

Reference no: EM13886200

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