1 point
Two elevators, A and B, move at constant speed. Elevator B moves with
twice the speed...
![subject](/tpl/images/cats/fizika.png)
1 point
Two elevators, A and B, move at constant speed. Elevator B moves with
twice the speed of elevator A. Elevator B weighs twice as much as elevator
A. Compared to the power needed to lift elevator A, the power needed to
lift elevator B is
twice as great
half as great
the same
O four times as great
![ansver](/tpl/images/cats/User.png)
Answers: 2
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