Register

Question 4 of 25 Trevor used a ramp to get a box into a truck. His input work was 700 J and the output work was 400 J. What was the mechanical efficiency of using the ramp? A. 1…

Question 4 of 25 Trevor used a ramp to get a box into a truck. His input work was 700 J and the output work was 400 J. What was the mechanical efficiency of using the ramp? A. 1…
asked 54.3k views
0 votes
Question 4 of 25

Trevor used a ramp to get a box into a truck. His input work was 700 J and
the output work was 400 J. What was the mechanical efficiency of using the
ramp?
A. 175%
OB. 57.1%
C. 100%
D. 42.8%
SUBMIT

asked
User Martin Vobr
by
7.4k points

1 Answer

1 vote

Answer: B, 57.1%

Explanation: 400 divided by 700 = .571 (roughly), which is 57.1%

answered
User Avinash Pandey
by
8.8k points
← Prev Question Next Question →

Related questions

Ask a Question
Welcome to Qamnty — a place to ask, share, and grow together. Join our community and get real answers from real people.

Categories

Other Questions

Compare and contrast an electric generator and a battery??
How do you balance __H2SO4 + __B(OH)3 --> __B2(SO4)3 + __H2O
Can someone complete the chemical reactions, or write which one do not occur, and provide tehir types? *c2h4+h2o *c3h8 + hcl *c2h2+br2 *c4h10+br2 *c3h6+br2
Link Copied!