Question 121
What is the force exerted by the ground on each front wheel of the car?
Question 122
For the same car, what fraction of the weight is supported by the back wheels?
Question 123
A car weighs 1800 kg. The distance between its front and back axles is 1.8 m. Its center of gravity is 1.05 m behind the front axle. What fraction of the car's weight is supported by the front wheels?
Question 124
A 2 m long bar is suspended by strings at 36.9° and 53.1° to the vertical. Where is the center of gravity located from the left end?
Question 125
In the suspended bar problem, what is the significance of the string angles 36.9° and 53.1°?