You are on the roof of a building 30 m above the ground. Using hand crank 3 points you are to lift a 300 kg dresser on to the roof. How much work must to generated to lift the dresser? *

My account
Edit my Profile
Private messages
My favorites

Ask a Question
Questions
Unanswered
Tags
Categories
Ask a Question

asked Oct 3, 2022 234k views

5 votes

You are on the roof of a building 30 m above the ground. Using hand crank 3 points

you are to lift a 300 kg dresser on to the roof. How much work must to
generated to lift the dresser? *

Physics
college

Michael Johnston asked

by Michael Johnston

3.8k points

0 Comments

Please log in or register to add a comment.

Please log in or register to answer this question.

1 Answer

2 votes

Answer:

The work will increase the potential energy.

W = PE = mgh = 300(9.8)(30) = 88200 J

IGEL answered Oct 8, 2022

by IGEL

4.3k points

0 Comments

Please log in or register to add a comment.

Ask a Question

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

4.7m questions

6.1m answers

0 Comments

Please log in or register to add a comment.

Please log in or register to answer this question.

1 Answer

0 Comments

Please log in or register to add a comment.

Other Questions