Physics, 21.08.2019 20:20 payshencec21
Atransformer with 700 turns on the primary coil is used to decrease the voltage from 1500 v to 120 v for home use. how many turns should be in the secondary coil? a) 11.2 turns b) 88.2 turns c) 116.7 turns d) 56 turns e) 4.285714 turns
Answers: 3
Physics, 22.06.2019 04:30
You are traveling in a car going at a constant speed of 100km/h down a long, straight highway. you pass another car going in the same direction which is traveling at a constant speed of 80km/h. as measured from your car's reference frame this other car is traveling at −20km/h. what is the acceleration of your car as measured from the other car's reference frame? what is the acceleration of the other car as measured from your car's reference frame?
Answers: 2
Physics, 22.06.2019 04:30
Asystem containing an ideal gas at a constant pressure of 1.22×10^5 pa gains 2140 j of heat. during the process, the internal energy of the system increases by 2320 j. what is the change in volume of the gas?
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Physics, 22.06.2019 13:00
The law of the conservation of momentum says that the total momentum of any closed and isolated system cannot
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Physics, 22.06.2019 16:00
The frequency of the fundamental of the guitar string is 320 hz. at what speed v do waves move along that string?
Answers: 2
Atransformer with 700 turns on the primary coil is used to decrease the voltage from 1500 v to 120 v...
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