Question

A coolie does no work against the force of gravity while carrying a luggage on a plane road. true or false​

Answer 1

False......

hope this will help you okkk

Answer 2

$\huge\star\mathfrak\red{{Hey Mate...!!}}$

● The work done will be zero because a coolie carries a load make an angle of 90 degree wherever the 90 degree created the work done will be zero.

Proof:

W = FS Cos Q

W = FS Cos (90°)

W = FS (0)

W = 0