A15 kg bucket of water is suspended by a very light rope wrapped around a solid uniform cylinder 0.300 m in diameter with mass 12.0 kg. the cylinder pivots on a frictionless axle through its center. the bucket is released from rest at the top of a well and falls 10.0 m to the water a. what is the tension in the rope while the bucket is falling? b. what is the acceleration of the bucket? c. with what speed does the bucket strike the water? d. what is the time of fall?
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Which branches of natural science include the study of an organism that lived 10 million years ago
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Acharge q experiences no net force at a particular point in space. which of the following situations described below must always be true? -there are no other charges nearby. -if there are other charges nearby, they must all have the same sign as q. -if there are other charges nearby, they must all have the opposite sign of q. -if there are other charges nearby, the total positive charge must equal the total negative charge. -none of the above
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A980-kg sports car collides into the rear end of a 2300-kg suv stopped at a red light. the bumpers lock, the brakes are locked, and the two cars skid forward 2.6m before stopping.the police officer, estimating the coefficient of kinetic friction between tires and road to be 0.80, calculates the speed of the sports car at impact. what was that speed?
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A15 kg bucket of water is suspended by a very light rope wrapped around a solid uniform cylinder 0.3...
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