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Physics
GCSE

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...

Answered by Nathan L. Physics tutor
15355 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...

Answered by Kyle C. Physics tutor
7935 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...

Answered by Anuradha D. Physics tutor
3701 Views

Whats the difference between speed and velocity?

Although these two words can be used interchangably they are very very different. Its easier to explain if you break down their equatoins.

Speed = distance / time
V...

Answered by Michael G. Physics tutor
8442 Views

Two cars are crash tested. Car A has a crumple zone, B doesn't. Both cars have mass 1500kg and a driver of mass 80kg and crash at 20m/s. Cars A and B take 0.8 and 0.2 seconds to stop respectively. Using this information, are crumple zones a necessity? (6)

We need to show that car A is safer than car B and this is done by showing that the force is greater on car B than car A.

Start by finding the force on car A, total mass 1580kg:

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Answered by Jake F. Physics tutor
11107 Views

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