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  • Question

  • The torque required to overcome viscous resistance of a footstep bearing is (where ? = Viscosity of the oil, N = Speed of the shaft, R = Radius of the shaft, and t = Thickness of the oil film)


  • Options
  • A. The torque required to overcome viscous resistance of a footstep bearing is (where ? = Viscosity of
  • B. The torque required to overcome viscous resistance of a footstep bearing is (where ? = Viscosity of
  • C. The torque required to overcome viscous resistance of a footstep bearing is (where ? = Viscosity of
  • D. The torque required to overcome viscous resistance of a footstep bearing is (where ? = Viscosity of

  • Correct Answer
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    • Options
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    • Options
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    • Options
    • A. more than
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    • Options
    • A. primary forces and couples must be balanced
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    • Options
    • A. 6 to 10
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    • Options
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    • Options
    • A. 10 r.p.m.
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