Answered step by step
Verified Expert Solution
Link Copied!

Question

1 Approved Answer

A skydiver with mass 8 5 . 0 kg drops out of a hovering helicopter and falls 7 0 0 . 0 m before pulling

A skydiver with mass 85.0 kg drops out of a hovering helicopter and falls 700.0 m before pulling the ripcord and releasing his parachute. (a) Find the work done by gravity. (b) What would be the speed just before opening the chute if there was no air resistance? (c) If the actual speed just before the chute opens is 50.0 m/s, what was the average force of air resistance? (d) Once the parachute is open, the air does work in amount 175,000J as the speed is decreased to 6.00 m/s. What distance does the skydiver fall while this happens?

Step by Step Solution

There are 3 Steps involved in it

Step: 1

a The work done by gravity can be calculated using the formula Work force distance costheta In this ... blur-text-image

Get Instant Access to Expert-Tailored Solutions

See step-by-step solutions with expert insights and AI powered tools for academic success

Step: 2

blur-text-image

Step: 3

blur-text-image

Ace Your Homework with AI

Get the answers you need in no time with our AI-driven, step-by-step assistance

Get Started

Recommended Textbook for

College Algebra Graphs and Models

Authors: Marvin L. Bittinger, Judith A. Beecher, David J. Ellenbogen, Judith A. Penna

5th edition

321845404, 978-0321791009, 321791002, 978-0321783950, 321783956, 978-0321845405

More Books

Students also viewed these Physics questions

Question

a) Let a Answered: 1 week ago

Answered: 1 week ago

Question

The fixed cost was 200,000

Answered: 1 week ago

Question

Why can the conjunction 3 4 cannot be written 3 > x > 4?

Answered: 1 week ago

Question

1. Have a logical/analytical understanding of what Awareness is

Answered: 1 week ago