Question

1._____
is a inclined plane that moves.
2.____
reduces the effort by changing the direction.
3. Lever is a rigid rod which is free to move about a fixed point called the____
4. In the first type of lever,____
lies between effort and load.
5. Lever is acting as a force____
6. Human arm is an example of____
class of lever.
7. Crowbar is an example of_____
kind of lever.
8. In nutcracker,____
is between_____
and_____
9. Screw is an____
wound on a____​

Answer 1

1.wedge

2. Single or fixed pulley

3.fulcrum

4.fulcrum

5. multiplier

6. class 3 lever

7. class 1 lever

8.load, fulcrum, effort

9. inclined plane, rod with a pointed tip