Saved Bookmarks
| 1. |
Plz Help ASAP. Step by step explanation plz. A man drags a sack of flour of mass 50 kg at constant speed up an inclined plane to a height of 5 m. The plane makes an angle of 30 degrees with the horizontal and a constant frictional force of 200N acts on the sack down the plane. Calculate the work that the man does against: 1. Friction 2. Gravity |
| Answer» | |