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The IMA (Ideal Mechanical Advantage) of a simple machine includes:
inclined plane
less than work input
an IMA of 2
input force is equal to output force
input distances
force-in is less than force-out
friction is decreased
the greater the IMA.
Which of these is true about a single fixed pulley (without friction)?
inclined plane
less than work input
an IMA of 2
input force is equal to output force
input distances
force-in is less than force-out
friction is decreased
the greater the IMA.
A pulley system has an AMA (Actual Mechanical Advantage) of 2. Which of these is true?
inclined plane
less than work input
an IMA of 2
input force is equal to output force
input distances
force-in is less than force-out
friction is decreased
the greater the IMA.
The thinner the wedge, keeping the length constant,...
inclined plane
less than work input
an IMA of 2
input force is equal to output force
input distances
force-in is less than force-out
friction is decreased
the greater the IMA.
A single movable pulley has...
inclined plane
less than work input
an IMA of 2
input force is equal to output force
input distances
force-in is less than force-out
friction is decreased
the greater the IMA.
The efficiency of a simple machine increases when...
inclined plane
less than work input
an IMA of 2
input force is equal to output force
input distances
force-in is less than force-out
friction is decreased
the greater the IMA.
A screw is a type of...
inclined plane
less than work input
an IMA of 2
input force is equal to output force
input distances
force-in is less than force-out
friction is decreased
the greater the IMA.
Work output is always, ________________, because of friction.
inclined plane
less than work input
an IMA of 2
input force is equal to output force
input distances
force-in is less than force-out
friction is decreased
the greater the IMA.
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