Saved Bookmarks
| 1. |
For example the shaded region shown for the following closed figure representF. AREA:area.The amount of surface occupied by closed figure is called its Area1SOLARE |
|
Answer» Answer: Pulley is used to CHANGE the DIRECTION of a ROPE or a chain. The actual rotation of the pulley wheel is a side effect. Wheel and axle are used to amplify rotational force. The force can be provided through a rope WRAPPED AROUND the wheel, but the change of direction is a side effect. |
|