Question 1416
What determines the rotational effect of a force in a lever?
Question 1417
If a force is applied at the fulcrum, what is its moment?
Question 1418
What is the mechanical advantage if effort is 20 N and load is 80 N?
Question 1419
How is the principle of moments expressed mathematically?
Question 1420
What is the effect of a couple on a body fixed at its center?