What is the effort required to lift the load?
The diagram shows a light beam pivoted at one end.

The answer to this question is 50. Those who are not too familiar with the different formulas that are used in physics may have no idea how this is the correct answer. It is best to check out the given. The formula that will be used for this is F1D1=F2D2. 200N (20)/50. The answer to this will be 50.

The right amount of force is important because of different reasons. There are some items that will break down when you use too much force. There are also some items that will not move at all when you do not exert the right amount of force that the item needs.