Question 1421
In a balance scale, what is kept equal on both sides?
Question 1422
What is the product of force and distance in rotational motion called?
Question 1423
Why is the mass of the lever considered negligible in ideal cases?
Question 1424
What is the role of the effort in a lever?
Question 1425
In the equation R - F₁ - F₂ = 0, what does this represent?