The value of the expression 23+32-3×4-52÷5+(7×4) is
1 answer:
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Answer:
a) 9000 ft-lb
b) 9000 ft-lb
Step-by-step explanation:
Equation for the work:
The equation for the work done is given by:
In which F is the force needed and d is the distance. The time does not interfere on the work.
A 300-lb gorilla climbs a tree to a height of 30 ft
This means that
Thus
The work done in both cases is of 9000 ft-lb, as the work is not a function of time.