Question

Rollers are used to move heavy objects on the ground . pls answer I will mark you as brainliest ​

Answer 1

We can use rollers to move a heavy object along the ground,since they reduce the resistance from friction. ...... The force mechanical advantage of using rollers is the resistance force when dragging or sliding an object across the ground divided by the effort force when moving with the rollers..

Hope it helps you PLS MARK ME AS BRAINLIEST