Saved Bookmarks
| 1. |
A man pulls a lawn roller through distance of 20 m with a force of 20 kg weight. If he applies the force at an angle of 60^(@) with the ground, calculate the power developed if he takes 1 min in doing so. |
| Answer» SOLUTION :`P=W/t=(FS COS THETA)/t=32.66W` | |