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Question:

Give 2 ways the power can be increased in terms of how the beam is liftedPHYSICS HELP?!?

A beam is being lifted by a construction caneGive two ways (mass stays the same) the power can be increased in terms of how the beam is liftedBe specific in terms of what has to be increased or decreased.

Answer:

1) You could lift it at a faster ratePower Force velocityForce is constant; higher velocity means higher power2) You could constantly accelerate the beam throughout the liftForce mass acceleration, so if the beam is accelerating upward, the force is greater than it's weightIt is possible that, during the lift, the final velocity is still below the normal operating velocity of the crane3) You could bring the beam and crane to a planet where the gravitational acceleration is greater than on earth and then operate the crane at its normal speedThe force is increased, the velocity is the same, so the power is increased.

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