1. What simple machine is widely used in the form of loading ramps?
A. Lever
B. Pulley
D. Wedge
C. Screw
2.
Which of the following is the use of pulley?
A. Lift a load.
B. Open a bottle.
C. Go up and down.
D. Separate two objects.
3.
How is a fixed pulley used?
A. It is hung on the rope and hooked to a resistance
B.
It is generally hung, making the wheel stationary
C. It has a groove that prevents the rope from slipping
D. It combines the direction changing ability of the movable pulley.
![1 What Simple Machine Is Widely Used In The Form Of Loading RampsA LeverB PulleyD WedgeC Screw2Which Of The Following Is The Use Of PulleyA Lift A LoadB Open A class=](https://ph-static.z-dn.net/files/d7a/9c87ed9570ce3a03ec03490db3291037.jpg)