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A 75.0-kg person climbs stairs, gaining 2.50 meters in
Chapter 7, Problem 2(choose chapter or problem)
QUESTION:
Problem 2PE
A 75.0-kg person climbs stairs, gaining 2.50 meters in height. Find the work done to accomplish this task.
Questions & Answers
QUESTION:
Problem 2PE
A 75.0-kg person climbs stairs, gaining 2.50 meters in height. Find the work done to accomplish this task.
ANSWER:
Solution 2PE
Work is done against gravity here and the person gains a height. Therefore, the work done here is equal to potential energy and the mathematical expression for potential energy is , is the mass of the person, is the acceleration due to gravity and is the height gained by the person.
Step 1 of 2
Given data:
Mass of the person kg
Height m
Acceleration due to gravity m/s2