Question

19. In the lever show
() Give an example of this type of liever
) State the principle of moments applied to this even
(i) Calculate WA and minimum effort to lift weight​

Answer 1

Answer:

II) According to the principle of moments when an object is in equilibrium the sum of the anticlockwise moments about a turning point must be equal to the sum of the clockwise moments.

i.e Load × Load Arm = Effort × Effort Arm