Question
How does a pulley make work easier when it is used to lift an object?(1 point)
Responses
It reduces the weight of the object being lifted.
It reduces the weight of the object being lifted.
It decreases the distance over which the force must be applied to lift the object.
It decreases the distance over which the force must be applied to lift the object.
It changes the direction of the lifting force to work with gravity.
It changes the direction of the lifting force to work with gravity.
It increases the amount of work produced to lift the object.
It increases the amount of work produced to lift the object.
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Responses
It reduces the weight of the object being lifted.
It reduces the weight of the object being lifted.
It decreases the distance over which the force must be applied to lift the object.
It decreases the distance over which the force must be applied to lift the object.
It changes the direction of the lifting force to work with gravity.
It changes the direction of the lifting force to work with gravity.
It increases the amount of work produced to lift the object.
It increases the amount of work produced to lift the object.
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Answers
GPT-4o mini
The correct response is:
**It changes the direction of the lifting force to work with gravity.**
A pulley allows you to apply force in a different direction, making it easier to lift heavy objects, even though the amount of work done (force multiplied by distance) remains the same.
**It changes the direction of the lifting force to work with gravity.**
A pulley allows you to apply force in a different direction, making it easier to lift heavy objects, even though the amount of work done (force multiplied by distance) remains the same.