What are the two main types of pulleys discussed?

Pulley Systems and Their Efficiency

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Physics
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9th - 10th Grade
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Hard

Patricia Brown
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Single and Double
Movable and Rotating
Fixed and Rotating
Fixed and Movable
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of using a pulley system?
To reduce the effort needed to lift a load
To increase the speed of lifting
To decrease the distance the load is lifted
To increase the weight of the load
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the example, how many strands of rope are attached to the pulleys?
Four
Five
Seven
Six
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of the strands of rope in the pulley system?
To support the load
To increase the load
To decrease the load
To distribute the load
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If a load is lifted by 4 meters, how much rope needs to be pulled?
24 meters
28 meters
20 meters
16 meters
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the total distance the rope moves when the load is lifted by 4 meters?
24 meters
20 meters
16 meters
28 meters
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the approximate force acting downward on a 250 kg load?
2450 Newtons
2500 Newtons
2400 Newtons
2550 Newtons
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