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Simple Machines
Page 6
Questions (998)
Write short notes on the following terms
Levers Mechanical advantage Velocity ratio
2 answers
asked by
Asher
52 views
Which example represents a class 2 lever
1 answer
asked by
Austin Storlien
414 views
Can someone please help me with this question, I would really appreciate it :) Write a proposal on what simple machine should be
1 answer
asked by
Emma
101 views
A wheelbarrow can be used to help lift a load and push the load across a distance. The fulcrum is located at the opposite end
1 answer
asked by
A
188 views
Pulleys and Inclined Planes Quick Check
How can you calculate the mechanical advantage a simple machine provides? ANSWER - divide
2 answers
asked by
korinthia
269 views
A device which makes work easier is called a
A magnet. B newton. C simple machine. D force.
1 answer
asked by
johannaEvans
118 views
What is the advantage of class 3 lever?(1 point)
Responses It increases the mechanical advantage compared with other levers. It
1 answer
asked by
the real BARNY THE DINO :)
131 views
Samantha builds a lever to lift objects in a science experiment. The load arm is 0.4 meters. If she wants the lever to have a
1 answer
asked by
Colleen Kelley
240 views
A machine has a velocity ratio of 6 and is 80% efficient. What effort would be needed to lift a load of 300N with the aid of
2 answers
asked by
John
135 views
How can a simple fixed pulley make a job easier?
1 answer
asked by
Kells
216 views
A class __ lever never has a mechanical advantage.
A class __ lever always has a mechanical advantage. A class __ lever could go
1 answer
asked by
jorgia
272 views
In a lever system the load is 400 N and the effort required to lift the load is 100 N what is the mechanical advantage of this
1 answer
asked by
Maida
83 views
A machine has a velocity ratio of 6 is 75%efficient. What effort would be needed to lift a load of 300N with the aid of this
1 answer
asked by
Kenzie
135 views
A block and pulley containing 5 pulley is used to brace load of 400N through a height of 10m of work done against friction is
1 answer
asked by
Benedicta
187 views
a lever has MA of 30 and VR 3.5 ,if the effort 3.5N. Calculate : 1. The load.
2. Efficiency
1 answer
asked by
peter
110 views
A 10cm long 2cm wide wooden wedge is pushed into asoftwood block calculat
A. the velocity ratio of the wedge B. the load on the
1 answer
asked by
almi
194 views
John uses the machine in 10[c] to raise a 60N load from the ground to a distance of 0.4m.The effort used by john to do the work
1 answer
asked by
GORRET NKHONJELA
261 views
I am a bit cunfused about pulleys , can anyone please explain.
1 answer
asked by
Lexa
156 views
If the mine winch drum diameter is 6m, calculate how far the counterweight will lift for each single rotation of the drum, use
1 answer
asked by
Tshwanelo
199 views
What do these two parts of the lift listed in question do????
3 answers
asked by
Kamogelo paballo
378 views
If the mine drum diameter is 6m, calculate how far the counterweight will lift for each single rotation of the drum
1 answer
asked by
Anonymous
278 views
explain how a pully changes the amount of force needed to lift an object
1 answer
asked by
pls help
387 views
Calculate the velocity ratio of an inclined plane of length 8M, if the higher end is 2M above the ground if the machine is 80%
1 answer
asked by
Oluwatobi
253 views
Water is lifted from a well via a wheel and axle,if the water weighs 300N by an applied force of 120N.calculate the efficiency
1 answer
asked by
Esther
296 views
find the mechanical advantage and hence the effort if the efficiency is 75%.a pulley system having 5 pulley is used to raise a
2 answers
asked by
Darko
862 views
In a machine, a load of 150N is lifted by an effort of 25N. calculate the mechanical advantage of the machine.
4 answers
asked by
Daniel
743 views
Asimple machin has an efficiency of 0.75 and a velocity ratio of 12. What the load that can be moved if an effort of 100N is
1 answer
asked by
Berhan
360 views
A block and tackle of 5 pulleys is used to raise a load of 5o kgf steadily through a height of 20m. The work against friction is
2 answers
asked by
Shreya
757 views
How much effort force would you have to use to lift a 800 newton load using a pulley system with a mechanical advantage of 4?
2 answers
asked by
Maddie
633 views
A machine of efficiency 40% has a load 40newtons and an effort of 60newtons.calculate the velocity ratio?
2 answers
asked by
value
619 views
Barry used a ramp to transport a load to a truck. The ramp made work easier by :
1) reducing the size of the input force 2)
4 answers
asked by
Evelyn
1,784 views
Describe how to determine the ideal machanical advantage of each type of simple machine
How are the lever and the wheel and axle
2 answers
asked by
Angelina
559 views
a machine was used to lift a load of 30N through a distance of 2metres. the effort applied was 10N through a distance of
3 answers
asked by
Arnold
718 views
A diagram shows a rope and pulley arrangement of a device being used to lift an 800 N object.Assume that the roped are light and
1 answer
asked by
Simphiwe Nanto
735 views
What is the IMA of this simple machine if A=5m B=11m, and C=12m
1 answer
asked by
Anonymous
333 views
I have a question.
Is a Atwood Machine a suspended pulley? I have question asking me what the machine is, and there are two
2 answers
asked by
Brady
591 views
A wheel and axle arrangement has an axle with a diameter of 25cm. A rope is wrapped around the axle and is supporting a load of
1 answer
asked by
Danny
897 views
Two 80n children sit together 3m from the center of a teeter-totter and are able to lift 460n that is 1m away from the fulcrum.
1 answer
asked by
shkell
410 views
Which simple machine does not change the direction of a force?
2 answers
asked by
Dani
579 views
During an experiment conducted on the effort E to lift a load W when using a simple the following values were recorded.
………
1 answer
asked by
barotseland network
349 views
During an experiment conducted on the effort E to lift a load W when using a simple the following values were recorded.
………
1 answer
asked by
barotseland network
945 views
So I have to do this project on simple machines. The invention we need to make should have at least 2 simple machines on it. We
3 answers
asked by
Anonymous
1,036 views
any drawing??
a simple rube goldberg diagram that shows six simple machines i need it for my project
1 answer
asked by
Laruen
435 views
HW - Name an example of the 6 simple machines that are in your home.
So I have to write an example each or write an example that
4 answers
asked by
Lauren
661 views
Which statements are true?
A. Simple machines have no moving parts. B. When we use a simple machine, we do less work. C. A motor
3 answers
asked by
Answer
57 views
Which statements are true?
A. A wheel & axle is a simple machine. B. A simple machine has only one kind of motion. C. We use
3 answers
asked by
Answer
84 views
Which of these is a simple machine?
A. Bicycle B. Clock C. Pulley D. Toaster
3 answers
asked by
Answer
22 views
Which of these is not a simple machine?
A. Lamp B. Lever C. Screw D. Wedge
3 answers
asked by
Answer
32 views
A simple machine can do all of these things, except
A. change the amount of work. B. change the amount of force. C. change the
3 answers
asked by
Answer
38 views
All of these are simple machines, except
A. an axe. B. a toaster. C. a bottle opener. D. a wheelchair ramp.
3 answers
asked by
Answer
27 views
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