Physics, 15.02.2021 01:00 officialrogerfp3gf2s
Which of the following would decrease the overall force felt between two charges the most?
Question 9 options:
A. Doubling the charge on the first object
B. Doubling the charge on the second object
C. Doubling the distance between the charges
If one charge is tripled and the other is cut in half, what happens to electric force?
Question 10 options:
A. It is decreased by 10 times the original force
B. It is increased by 1.5 times the original force
C. It is increased by 10 times the original force
D. It is decreased by 1.5 times the original force
Answers: 2
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A175 g lump of molten lead at its melting point (327 c) is placed into 55.0 g of water at 20.0 c. the specific heat of lead is 130.j/kg c and the hf of lead is 20,400 j/kg. when the lead and the water have reached equilibrium, what is the temperature of the mixture?
Answers: 3
Physics, 22.06.2019 10:30
The precision of a laboratory instrument is ± 0.05 g. the accepted value for your measurement is 7.92 g. which measurements are in the accepted range? check all that apply. 7.85 g 7.89 g 7.91 g 7.97 g 7.99 g
Answers: 1
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An isotope undergoes radioactive decay by emitting radiation that has a –1 charge. what other characteristic does the radiation have?
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Answers: 2
Which of the following would decrease the overall force felt between two charges the most?
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