Whenever you read a word problem about work stop and think where the force is being applied. Work is said to be done when an object experiences displacement. In questions on time and work the rates at which certain persons or machines work alone are usually given and it is necessary to compute the rate at which they work together or vice versa.
In questions on time and work the rates at which certain persons or machines work alone are usually given and it is necessary to compute the rate at which they work together or vice versa.
The small amount of work dW that occurs over an instant of time dt. The watt is the standard metric unit used to express power. 2 It is clear that 10 men. The general formula for work and for determining the amount of work that is done on an object is.