Physics, 01.08.2019 02:40 natalie2sheffield
You throw a softball (of mass 350 g) straight up into the air. it reaches a maximum altitude of 13.5 m and then returns to you. what is the gravitational potential energy of the softball at its highest position? assume the ball departed from and returned to ground level. answer in units of j.
Answers: 2
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An object has a weight of 500 on earth what is the mass of this object
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Apulley system is used to lift a 2,000 newton engine up a distance of 3 meters. the operator must apply a force of 250 newtons to the chain of the pulley system to lift the motor. to lift the engine 3 meters, the operator must pull a total of 30 meters of chain through the pulley system. what is the value of di?
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Physics, 22.06.2019 11:30
(1 point) match the differential equations and their vector valued function solutions. you may wish to multiply at least one solution out fully, to make sure that you know how to do it. you can get the other answers quickly by process of elimination and just multiply out one row element.
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Physics, 22.06.2019 11:30
1. a camcorder has a power rating of 19 watts. if the output voltage from its battery is 7 volts, what current does it use?answer units 2. a 1.5m wire carries a 6 a current when a potential difference of 57 v is applied. what is the resistance of the wire? yourunits 3. a clothes dryer uses about 2 amps of current from a 240 volt line. how much power does it use? yourunits 4.
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You throw a softball (of mass 350 g) straight up into the air. it reaches a maximum altitude of 13.5...
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