Physics, 30.03.2020 01:09 ErrorNameTaken505
A 5000 kg elephant steps onto a larg spring and compresses it from 1 m long to 50cm long what is the spring constant of the spring
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Acube has a volume of 2011 cubic inches. what is the angle measure between a side of a cube and its interior diagonal?
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Physics, 21.06.2019 17:20
The specific heat of silver is 0.057 calories/gram°c. if 10.0 grams of silver were heated and the temperature of the sample changed by 20.0°c, how many calories of heat energy were absorbed by the sample?
Answers: 1
Physics, 21.06.2019 22:20
Acave rescue team lifts an injured spelunker directly upward and out of a sinkhole by means of a motor-driven cable. the lift is performed in three stages, each requiring a vertical distance of 11.0 m: (a) the initially stationary spelunker is accelerated to a speed of 4.80 m/s; (b) he is then lifted at the constant speed of 4.80 m/s; (c) finally he is decelerated to zero speed. how much work is done on the 78.0 kg rescue by the force lifting him during each stage
Answers: 2
A 5000 kg elephant steps onto a larg spring and compresses it from 1 m long to 50cm long what is the...
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