Question

4. The drawing below shows Alex and his daughter Florence playing on a see-saw. Alex has a mass of 90 kg, Florence has a mass of 30 kg and she is sitting 1.8 m from the pivot.

a) Find out at what distance from the pivot should Alex sit in order to balance the see-saw.

b) What would happen to Florence if Alex moves closer to the pivot than the equilibrium position. Explain your answer.

c) what are the two conditions of equilibrium?

Answer 1

Explanation:

for reference see chapter system of particles in Rotational motion class 11th and please continue sending these types of questions to me

Answer 2

$\huge\underline\mathcal\purple{BTS}$

$\huge\underline\mathcal\green{EXO}$

GOOD MORNING :-|