shotsting shotsting
  • 21-06-2021
  • Physics
contestada

what is neant by velocity ratio of machine is 3 and efficency is 60%​

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kritikapoudel940
kritikapoudel940 kritikapoudel940
  • 21-06-2021

Answer:

Velocity ratio of a lever is 3 means distance travelled by effort is 3 times the distance travelled by the load. Efficiency of the pulley is 60%means 40% of the energy is lost in the machine due to the friction

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