menu
Qammunity
Login
Register
My account
Edit my Profile
Private messages
My favorites
Ask a Question
Questions
Unanswered
Tags
Categories
Ask a Question
The efficency of a practical machine is less than 100% why?
asked
May 24, 2018
104k
views
1
vote
The efficency of a practical machine is less than 100% why?
Physics
middle-school
Casey Burns
asked
by
Casey Burns
8.3k
points
answer
comment
share this
share
0 Comments
Please
log in
or
register
to add a comment.
Please
log in
or
register
to answer this question.
2
Answers
3
votes
the output is always smaller than the input due to friction, therefore efficiency is always less than 100%
Zhaonan
answered
May 25, 2018
by
Zhaonan
8.5k
points
ask related question
comment
share this
0 Comments
Please
log in
or
register
to add a comment.
3
votes
because machines tend to have programming errors of some kind
Chirality
answered
May 29, 2018
by
Chirality
8.1k
points
ask related question
comment
share this
0 Comments
Please
log in
or
register
to add a comment.
← Prev Question
Next Question →
Related questions
asked
Jul 24, 2024
104k
views
Compared to zinc anodes, magnesium anodes in high resistivty soil A) will deliver a higher current B) will deliver a lower current C) will have a higher efficency D) are less practical
Joe Atzberger
asked
Jul 24, 2024
by
Joe Atzberger
8.1k
points
Chemistry
high-school
1
answer
3
votes
104k
views
asked
Aug 24, 2024
161k
views
a heat engine does 2000j of work while exhausting 600j of heat to the cold reservoir waht is the engine's efficency
Ricardo Murillo
asked
Aug 24, 2024
by
Ricardo Murillo
8.4k
points
Physics
high-school
1
answer
2
votes
161k
views
asked
Sep 26, 2024
27.4k
views
_____ aims to improve operations throughout the value chain and to deliver products and services that exceed customer expectations. Select one: A. Cost and efficency B. Total Quality Management C. Innovation
Peteykun
asked
Sep 26, 2024
by
Peteykun
8.0k
points
Business
high-school
1
answer
1
vote
27.4k
views
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.
9.4m
questions
12.2m
answers
Other Questions
At sea level, water boils at 100 degrees celcius and methane boiled at -161 degrees celcius. Which of these substances has a stronger force of attraction between its particles? Explain your answer
Physical properties of minerals graphic organizer
A snowball is launched horizontally from the top of a building at v = 16.9 m/s. If it lands d = 44 meters from the bottom, how high (in m) was the building?
What type of rock is the Haystack rock (igneous, Metamorphic, or Sedimentary)
what is a device that transforms thermal energy to mechanical energy
Twitter
WhatsApp
Facebook
Reddit
LinkedIn
Email
Link Copied!
Copy
Search Qammunity