Question

how does a screw jack make the work easier​

Answer 1

Answer:

A Screw Jack (also known as a Jack Screw, a Worm Screw Jack, a MachineScrew Jack or a Lead Screw Jack) is a devise used to convert rotational motion into linear motion. It utilises the property of a screw threadproviding a mechanical advantage i.e. it can be used to amplify force

Answer 2

Answer:

A Screw Jack (also known as a Jack Screw, a Worm Screw Jack, a Machine Screw Jack or a Lead Screw Jack) is a devise used to convert rotational motion into linear motion. It utilises the property of a screw thread providing a mechanical advantage i.e. it can be used to amplify force.

Explanation:

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