Lesson: Rotational Equilibrium
In this lesson, we will learn how to calculate the positions and masses of objects in rotational systems such that the net rotational acceleration is zero.
Sample Question Videos
Worksheet: 19 Questions • 2 Videos
A uniform seesaw is balanced on a fulcrum located 3.0 m from the left end, as shown. The smaller boy on the right has a mass of 40 kg and the bigger boy on the left has a mass 80 kg. What is the mass of the board?
The uniform seesaw is balanced at its center of mass, as shown. The smaller boy on the right has a mass of 40 kg. What is the mass of his friend?
Find the tension in the right cable.
Find the tension in the left cable.
Find the mass of the equipment.