Concept explainers
A 70-kg skydiver is falling at her terminal speed. Show that she exerts a 700-N downward force on the air as she falls.
To Show: The downward force of skydiver to fall is
Answer to Problem 60A
The downward force of skydiver to fall is
Explanation of Solution
Given info:
The mass of skydiver is
Formula used:
The expression for Newton’s law of motion as follows:
Here,
Calculation:
Consider the acceleration due to gravity as
Consider the air resistance
The net force acting on the skydiver as follows:
Conclusion:
Thus, the downward force of skydiver to fall is
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