Physics, asked by sufisayed5941, 5 months ago

The velocity ratio of a pully is 4. What does it mean?

Answers

Answered by DEBOBROTABHATTACHARY

0

velocity ratio= distance travelled by effort / distance travelled by load

which is equal to => effort arm / load arm.

when the velocity ratio (vr) of a pully is 4, the effort arm is greater than load arm .

Therefore the pulley system acts like a force multiplire .

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