Saved Bookmarks
| 1. |
A long crow-bar is used to over through the big stone.Why ? |
|
Answer» It means a force 5 kg will be able to lift the 50 kg stone with a rod of 6 feet length (BC+ BA). This is how a crow bar is USED. It is an oversimplified example of using a lever that GIVES substantial mechanical advantage. Hope this CLARIFIES the point.Explanation:please MARK as brainliest answerand follow me plz |
|