Question

The Mechanic unscrew a nut by applying a force of 140 Newton with a spanner of length 40cm.
what should be the length of the spanner if the force of 40 newton is applied to unscrew the same nut .​

Answer 1

Answer:it is 1.4 m

Explanation:140×0.4=40×l

56=40×l

50÷40=l

L=1.4 m

I used f1×L1=f2×L2

Answer 2

Answer:L2=1.4m

Explanation: