Railways Technical Ability Automobile Engineering Question Bank Automobile Engineering

  • question_answer Given that W = weight of load handled, W = weight of rope, and \[f=\] acceleration, the additional load in ropes of a hoist during starting is given by:

    A) \[{{F}_{a}}=\left( \frac{W-{{W}_{r}}}{g} \right)f\]        

    B) \[{{F}_{a}}=\left( \frac{W+{{W}_{r}}}{g} \right)f\]

    C) \[{{F}_{a}}=\left( \frac{W}{g} \right)f\]              

    D) \[{{F}_{a}}=\left( \frac{{{W}_{r}}}{g} \right)f\]

    Correct Answer: B


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