Problem

Find the torque and power required to turn a journal bearing using SAE 10W-30 motor oil at...

Find the torque and power required to turn a journal bearing using SAE 10W-30 motor oil at 100°C in a bearing of size 4 cm length and 8 cm diameter with a gap thickness of 0.05 mm. Assume the shaft rotates at 3000 rpm and the outer housing of the journal is fixed so that it does not rotate.

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Solutions For Problems in Chapter 4