Physics, 21.11.2019 16:31 kittycatwaffels
In a practical machine, the power output is smaller than the power input. considering the law of energy conservation, what can explain this occurrence? a. some of the energy going into the machine is being created at a quicker rate than the energy coming out is being destroyed. b. some of the energy coming out of the machine is being destroyed. c. some of the energy is used to combat friction, and thus is transformed from mechanical energy to heat. d. some of the energy going into the machine is being destroyed.
Answers: 3
Physics, 21.06.2019 19:30
Act has a 1200: 5 or 240: 1 turns ratio. it is short circuited. what is the maximum current at 1200a primary if we put a 100ohm resistor across the secondary end of the ct. use it as current source circuit.
Answers: 2
Physics, 22.06.2019 09:00
Abicycle slows down when the rider applies the brakes. what type of energy transformation is involved in this example? a. kinetic energy into heat energy b. heat energy into potential energy c. potential energy into kinetic energy d. kinetic energy into mechanical energy
Answers: 1
Physics, 22.06.2019 10:00
Which atomic model was proposed as a result of j. j. thomsonβs work?
Answers: 1
In a practical machine, the power output is smaller than the power input. considering the law of ene...
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