Physics, 17.12.2020 01:00 wendelljo61
calculate the size of two equal charges that repel each other with a force of 0.1N when situated in 50cm apart in a vacuum. what would be the size of the charge when situated in an insulating medium whose permittivity was ten times of that of a vacuum
Answers: 1
Physics, 21.06.2019 18:30
Which of the following correctly describes the early view of catastrophism?
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Physics, 22.06.2019 14:00
Awater balloon launcher uses an elastic band with a spring constant of 115 n/m to use thee launcher you stretch thee band back with a balloon n it the water balloons have a mass of 1.3 kg a) if you stretch the band by 0.8 m, what elastic force will the band exert? b) with the band stretched 0.8 m, how much elastic potential energy is stored in the spring? c) if you release the band, it pushes forward. what is the kinetic energy of the balloon when it reaches the natural length of the band? d) what is the speed of the balloon when it reaches the natural length of the band?
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Physics, 22.06.2019 16:00
Agroup of monkeys is trying to cross the river in a rowboat. the maximum buoyant force on the rowboat is 2,000 n. the weight of the rowboat is 1,000 n. each monkey has a weight of 150 n. how many monkeys can safely cross in the rowboat at one time? explain your reasoning, including any calculations you used to find the answer.
Answers: 1
calculate the size of two equal charges that repel each other with a force of 0.1N when situated in...
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