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Questions and Answers
Which one of these is an example of a simple machine?
Which one of these is an example of a simple machine?
- A jar lid
- A rope and pulley system
- A screw (correct)
- A wheel
What is the purpose of mechanical advantage in simple machines?
What is the purpose of mechanical advantage in simple machines?
- To reduce the effort required to perform a task (correct)
- To amplify the input force
- To decrease the output work
- To increase the distance over which force is applied
What is the formula for calculating mechanical advantage in a simple machine like a lever?
What is the formula for calculating mechanical advantage in a simple machine like a lever?
- Mechanical Advantage = Load - Effort
- Mechanical Advantage = Load * Effort
- Mechanical Advantage = Load + Effort
- Mechanical Advantage = Load / Effort (correct)
What can a rope and pulley system help with?
What can a rope and pulley system help with?
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When is the output force more than the input force in terms of mechanical advantage?
When is the output force more than the input force in terms of mechanical advantage?
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Which of the following is the definition of mechanical advantage?
Which of the following is the definition of mechanical advantage?
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Which of the following is an example of a simple machine?
Which of the following is an example of a simple machine?
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Which of the following is the correct definition of a wedge?
Which of the following is the correct definition of a wedge?
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What type of simple machine is a see-saw an example of?
What type of simple machine is a see-saw an example of?
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What is the purpose of a wheel and axle?
What is the purpose of a wheel and axle?
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