Question

mechanical and honoured by applying a force of 1:40 Newton with the span of length 40cm what should be the length of the spanner it a force of 40 newton is applied to unscrew the same nut​

Answer 1

Hi mate

Refer the attachment

Answer 2

: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