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A6.2 - Simple Machines

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✅EvaluateQuestion 1 of 21

A simple machine is best described as a device that

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✅EvaluateQuestion 2 of 21

Which of the following is a force-multiplying machine?

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✅EvaluateQuestion 3 of 21

Mechanical Advantage (MA) is defined as

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✅EvaluateQuestion 4 of 21

A distance-multiplying machine

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✅EvaluateQuestion 5 of 21

Which quantity is compared in velocity ratio (VR)?

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✅EvaluateQuestion 6 of 21

Which simple machine mainly changes the direction of a force?

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✅EvaluateQuestion 7 of 21

If MA is greater than 1, the machine is

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✅EvaluateQuestion 8 of 21

A wheelbarrow is classified as a force-multiplying machine because

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✅EvaluateQuestion 9 of 21

A machine has a load of 600 N and an effort of 150 N. What is its MA?

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✅EvaluateQuestion 10 of 21

Which machine is distance-multiplying?

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✅EvaluateQuestion 11 of 21

Velocity ratio depends mainly on the

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✅EvaluateQuestion 12 of 21

A ramp used to load boxes onto a truck is an example of a(n)

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✅EvaluateQuestion 13 of 21

If the VR of a machine is 5, this means

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✅EvaluateQuestion 14 of 21

Which statement about simple machines is correct?

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✅EvaluateQuestion 15 of 21

A machine has MA = 3 and VR = 5. Which statement is true?

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✅EvaluateQuestion 16 of 21

Why is VR usually greater than MA in real machines?

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✅EvaluateQuestion 17 of 21

A lever has an effort arm longer than its load arm. This lever is

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✅EvaluateQuestion 18 of 21

A pulley system has VR = 4. What does this mean?

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✅EvaluateQuestion 19 of 21

Which situation best shows a distance-multiplying machine?

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✅EvaluateQuestion 20 of 21

A machine has load = 900 N and MA = 3. What is the effort?

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✅EvaluateQuestion 21 of 21

Why do simple machines not reduce the total work done?

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✅EvaluateQuestion 1 of 21

A simple machine is best described as a device that

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