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WorksheetsMechanical Advantage Questions
Total questions: 10
Worksheet time: 50mins
Name
Class
Date
1.
How much work is produced when 350 N is used to move a car 5 m (W=Fd)?
a)
70 J
b)
1750 J
c)
355 J
d)
175 J
2.
Lamar Gant, U.S. powerlifting star, became the first man to deadlift five times his own body weight in 1985. Deadlifting involves raising a loaded barbell from the floor to a position above the head with outstretched arms. Determine the work done by Lamar in deadlifting 300 kg to a height of 0.90 m above the ground (W=Fd).
a)
270 J
b)
2646 J
c)
333 J
d)
3.00X10-3 J
3.
Is this an example of work?
A teacher applies a force to a wall and becomes exhausted.
A teacher applies a force to a wall and becomes exhausted.
a)
True
b)
False
4.
What is the equation for mechanical advantage?
a)
MA=input force*output force
b)
MA=output force/input force
c)
MA=input force/output force
d)
MA= output force - input force
5.
if a load of a lever is 100 newtons and the force you apply is 20 newtons, what is your mechanical advantage?
a)
120 N
b)
5 N
c)
2000 N
d)
80 N
6.
The amount by which a machine multiplies input force is known as the
a)
work.
b)
power.
c)
output force.
d)
mechanical advantage.
7.
If the weight of the block is 10N, how much force does one have to apply to lift it using this pulley (MA=2)?
a)
2N
b)
5N
c)
10N
d)
15N
8.
A box of weight W is lifted by a force F using a lever as shown below.
What is the mechanical advantage of the lever (MA=Input Distance/Output Distance)?
a)
0.5
b)
2
c)
3
d)
6
9.
The mechanical advantage of this inclined plane is...(MA=Resistance Force/Effort Force)
a)
2.4
b)
3.4
c)
4.4
10.
Using a lever, Joe is able to lift a 10,000 N car off of the ground with a force of 1000 N. What is the mechanical advantage of the lever (MA=Output Force/Input Force)?
a)
1
b)
10
c)
100
d)
1000
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