Question

Name a machine for each of the following use :
(a) to multiply the force,
(b) to change the point of application of force,
(c) to change the direction of force,
(d) to obtain the gain in speed

Answer 1

a . motors
b. lever
c. pulley
d. speedometer

Answer 2

Answer:1:Shears.

2:Lever.

3.Single Fixed Pulley.

4.Scissors.

Explanation: