Physics, 03.03.2022 05:40 mentatmenot
A student eats a dinner contaning 8.0×10⁶J of energy. He wishes to do an equivalent amount of work in a near by gym by lifting a 60 kg object to expand this much energy? Assume that he raises it a distance of 2.0m each time.
Answers: 3
Physics, 22.06.2019 10:30, laura52677
Agroup of students were investigating the force of gravity. they began by dropping a foam ball from a height of 3 meters into a bucket of sand. the ball hit the sand in 0.306 seconds. they dropped additional balls of approximately the same diameter, but of different masses. here is the data they collected. based on this experiment and the collected data, what would their conclusion be?
Answers: 1
Physics, 22.06.2019 11:30, Gigglygoose4181
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.
Answers: 1
Physics, 22.06.2019 13:20, monkeygaming274
Ahanging spring stretches by 35.0 cm when an object of mass 450 g is hung on it at rest. in this situation, we define its position as x = 0. the object is pulled down an additional 18.0 cm and released from rest to oscillate without friction. what is its position x at a moment 84.4 s later? express your answer in cm.
Answers: 1
A student eats a dinner contaning 8.0×10⁶J of energy. He wishes to do an equivalent amount of work i...
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