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Alecsey [184]
2 years ago
9

In a bicycle dynamo,does 1. The permanent magnet surrounds a conducting coil 2. The conducting coil rotates when the rear wheel

of the bicycle rotates. 3.The electricity is generated in the permanent magnet 4.When the rear wheel of the bicycle turns fast, the brightness of the light increases
Physics
2 answers:
atroni [7]2 years ago
7 0

Explanation:

3: the electricity is generated in the permanent magnet

8_murik_8 [283]2 years ago
5 0
Per me at magnet
I know this because yea I got this and I got it correct so trust me
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Over 4 seconds, a car's momentum decreases by 1000 kg m/s how much force did it take to make this happen?
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Answer:

250N

Explanation:

Given parameters:

Time  = 4s

Momentum  = 1000kgm/s

Unknown:

Force  = ?

Solution:

To solve this problem, we use Newton's second law of motion;

      Ft  = Momentum

F is the force

t is the time

So;

          F x 4 = 1000kgm/s

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3 years ago
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7 0
3 years ago
A school bus takes 0.530 h to reach the school from your house. If the average velocity of the bus is 19.0 km/h to the east, wha
kifflom [539]

Answer:

x_{distance}=10.07km

Explanation:

Given data

time=0.530 h

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V_{avg}=(x_{distance} )/(t_{time} )\\ x_{distance}=V_{avg}*(t_{time} )\\x_{distance}=(19.0km/h)*(0.530h)\\x_{distance}=10.07km

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