Question 1486
If the load arm is 2 m and effort arm is 4 m, what is the mechanical advantage?
Question 1487
What type of equilibrium does a lever in balance satisfy?
Question 1488
How is the position vector AB related to r1 and r2 in the couple derivation?
Question 1489
What is the unit of the moment of a couple?
Question 1490
In the principle of moments, which moments are usually taken as positive?