Answers: 2
Another question on Physics
Physics, 22.06.2019 08:20
At an oceanside nuclear power plant, seawater is used as part of the cooling system. this raises the temperature of the water that is discharged back into the ocean. the amount that the water temperature is raised has a uniform distribution over the interval from 10° to 25° c. what is the standard deviation of the temperature increase?
Answers: 1
Physics, 22.06.2019 13:30
If the spring constant k of a pogo stick is 3500 n m and the weight of the person on the pogo stick is 700 n, how much is the spring in the botom of the pogo stick compressed?
Answers: 2
Physics, 22.06.2019 19:00
1) what is the power in horsepower of a 100 watt light bulb? what is the power in kilowatts of a 200 horsepower engine? 2) if a cars engine is providing 3000 n of force to keep the car moving at 5 m/s, what is the engine’s effective power? 3) how many gallons of water will be pumped from a well 30 feet deep by a 1/2 hp engine in 1 minute? (1 gallon weighs 8.34 pounds)
Answers: 1
Physics, 22.06.2019 19:40
Currents in dc transmission lines can be 100 a or higher. some people are concerned that the electromagnetic fields from such lines near their homes could pose health dangers. for a line that has current 150 a and a height of 8.0 m above the ground, what magnetic field does the line produce at ground level? express your answer in teslas and as a percentage of the earth’s magnetic field, which is 0.50 g. is this value cause for worry?
Answers: 1
You know the right answer?
If a boy with 50kg run in 3m/s what is his velocity...
Questions
Mathematics, 02.09.2019 06:00
History, 02.09.2019 06:00
Mathematics, 02.09.2019 06:00
Social Studies, 02.09.2019 06:00
Health, 02.09.2019 06:00
History, 02.09.2019 06:00
Mathematics, 02.09.2019 06:00
Physics, 02.09.2019 06:00
History, 02.09.2019 06:00
English, 02.09.2019 06:00
Chemistry, 02.09.2019 06:00
History, 02.09.2019 06:00
