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A note was played on an electric keyboard. The frequency of the note was 440Hz. What does a frequency of 440 Hz mean?

A Frequency of 440Hz means that the wave is oscillating 440 times in one second. Ie. 440 waves are produced every second

NP
Answered by Nick P. Physics tutor
12722 Views

Explain the difference between a battery and a cell

A cell is a single unit of a power supply which uses chemical energy to produce energy. A battery is a group of cells joined in series.

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Answered by Cristina O. Physics tutor
21650 Views

A single wind turbine has a maximum power output of 2 000 000 W. The wind turbine operated continuously at maximum power for 6 hours. Calculate the energy output in kilowatt-hours of the wind turbine.

Equation:P = Wt (Power = Work[Energy] x time)1) Convert Watts to Kilowatts (W -> kW)2,000,000W -> 2,000kW [divide by 1000]2) Multiply work by time (remembering the question asks for kWh)2,000...

NL
Answered by Nathan L. Physics tutor
16649 Views

What was the Rutherford gold foil experiment

The rutherford gold foil experiment was an experiment the was done to determine the structure of the atom. In it a beam of alpha particles was shot at an extremely thin piece of gold foil and a detector w...

KC
Answered by Kyle C. Physics tutor
9718 Views

What is convection?

Convection is a heat transfer process that occurs in fluids. During convection, hot, less dense fluids rise to the top of a system, whil...

AD
Answered by Anuradha D. Physics tutor
4261 Views

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