Register
How do stairs reduce the amount of effort needed to get work done? A. They require a large force over a long distance. B. They require a small force over a long distance. C. They require a large force
98.9k views
22 votes
How do stairs reduce the

amount of effort needed to
get work done?
A. They require a large force over a long
distance.
B. They require a small force over a long
distance.
C. They require a large force over a short
time.

User Anik Islam Abhi
by
4.4k points

1 Answer

7 votes
It’s B. Require a small force over a long distance
User Kaneda
by
5.3k points
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

4.4m questions

5.6m answers

Other Questions

How does the value of the electrostatic force vary with the value (how many) of the charges?
What is the application of physics ​
A car is moving 14.4 m/s when it hits the brakes. It slow from 78.8 m, which take 9.92s. It then accelerates at 1.83 m/s 2 for 4.50 s. What is the total displacement?
5. How does the existence of humans compare with Earth's age?
A charge Q is uniformly spread over one surface of a very large nonconducting square elastic sheet having sides of length d. At a point P that is 1.25 cm outside the sheet, the magnitude of the electric
Link Copied!