Questions LLC
Login
or
Sign Up
Ask a New Question
Science and Technology
Physics or Mechanics
Mechanical Advantage or Work Input and Output
Machines were invented to have a mechanical advantage, so the work output is always __________ than the work input.
a
harder
b
greater
c
all of the above
d
less
1 answer
b) greater
You can
ask a new question
or
answer this question
.
Related Questions
a machine was used to lift a load of 30N through a distance of 2metres. the effort applied was 10N through a distance of
What is the advantage of class 3 lever?(1 point)
Responses It increases the mechanical advantage compared with other levers. It
A machine with velocity ratio 5 requires 1000J of work o raise a load of 600N through a vertical distance of 1.25m
find i.work
Machines were invented to have a mechanical advantage, so the work output is always __________ than the work input.
a greater b
The supply of washing machines increases since it is expected that the price of washing machines would increase in future, this
Machines were invented to have a mechanical advantage, so the work output is always __________ than the work input.
a greater b
1. How do machines make work easier?
2. How do you calculate work (what is the formula for work?) 3. What is the formula for
Oiling bicycle chains or chainsaws is efficient at making the machines work better because the oil reduces
Which of the following statement is NOT true about machines?
a Machines change the size of a force needed to do the work. b
Use the table to answer the question.
Machine Output (J) Efficiency (%) A 750 60 B 1,000 40 C 450 30 D 3,000 75 A manufacturer is
