subject
Physics, 16.02.2021 14:30 ZVSaniya0420

In attempt of transmission electric power from station (100 kilowatt-2000 volt) to inhabited area away 50 kilometers through cables have resistance of unit length 0.6ohm/meter. There is electric transformer of efficiency 90% and the ratio between number of turns of its coils is 250:1 is connected to the power station. Find the efficiency of this attempt.

ansver
Answers: 1

Another question on Physics

question
Physics, 22.06.2019 01:40
Lin yao looks at the back of a spoon. how should she describe her reflection? upside down and smaller upside down and larger right-side up and smaller right-side up and larger
Answers: 1
question
Physics, 22.06.2019 05:30
Which of the following are considered noble gases? a. bromine b. neon c. argon d. chlorine
Answers: 1
question
Physics, 22.06.2019 08:00
Tafari worked one summer on a ship that set weather buoys in the ocean. he watched how one of the buoys moved in the water. describe which parts of the wave would cause the buoy to bob up and down. which wave property determined how fast the buoys bobbed in the water? he observed that when the wind blew harder, the ocean waves were larger, and the buoys moved away from the ship. what effect, if any, did the waves have on how far the buoys moved? explain your answer.
Answers: 3
question
Physics, 22.06.2019 09:00
When a light bulb shines, it gives off light energy and energy. a. heat b. potential c. chemical d. electrical
Answers: 2
You know the right answer?
In attempt of transmission electric power from station (100 kilowatt-2000 volt) to inhabited area aw...
Questions
question
Mathematics, 07.04.2020 23:40
Questions on the website: 13722363