Question

A screwjack works on principle of______.​​

Answer 1

Answer:

$\huge\bf\red{inclined \: plane}$

Explanation:

screw jack is an example of a power screw in which a small force applied in a horizontal plane is used to raise or lower a large load. The principle on which it works is similar to that of an inclined plane. The mechanical advantage of a screw jack is the ratio of the load applied to the effort applied