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## Homework Statement

**A sky diver of mass 79.5 kg jumps from a slow-moving aircraft and reaches a terminal speed of 53.0 m/s.**

(a) What is the acceleration of the sky diver when her speed is 30.0 m/s?

What is the drag force on the diver when her speed is the following?

(b) 53.0 m/s (answer in N)

(c) 30.0 m/s (answer in N)

(a) What is the acceleration of the sky diver when her speed is 30.0 m/s?

What is the drag force on the diver when her speed is the following?

(b) 53.0 m/s (answer in N)

(c) 30.0 m/s (answer in N)

## Homework Equations

## The Attempt at a Solution

I found parts a and b (correct on Webassign), but I can't get part c.):

a.) a= 6.792 m/s2

b.) 779.1 N

Would part c.) just be: mg-ma???

(779.1)-(79.5)(6.792)

= 239.096 (WebAssign says it's incorrect)