Problem Description Graphic
A utility truck uses an extendible arm to raise and lower supplies and equipment. If the arm is raised and then rotated perpendicular to the length of the truck, it will affect the equilibrium of the truck.
What is known:
- The initial length of the arm is 8 m.
- The arm is raised 30° above the horizontal.
- The mass of the truck is 2,000 kg.
- The arm is hoisting a 400 kg load of bricks.
- The mass of the arm and the length of the truck can be neglected.