Electricity and Circuits - Department of Computer Sciencephi/csf/slides/lecture-electricity.pdf ·...
Transcript of Electricity and Circuits - Department of Computer Sciencephi/csf/slides/lecture-electricity.pdf ·...
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Electricity and Circuits
Philipp Koehn
2 February 2018
Philipp Koehn Computer Systems Fundamentals: Electricity and Circuits 2 February 2018
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1Still Magic?
Philipp Koehn Computer Systems Fundamentals: Electricity and Circuits 2 February 2018
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2
water
Philipp Koehn Computer Systems Fundamentals: Electricity and Circuits 2 February 2018
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3Flow of Water
• Water is stored in bucket
• Gravity pulls water through pipe
• Core concepts
– water pressure– size of the pipe– amount of water flow per time unit
Philipp Koehn Computer Systems Fundamentals: Electricity and Circuits 2 February 2018
![Page 5: Electricity and Circuits - Department of Computer Sciencephi/csf/slides/lecture-electricity.pdf · 2018-02-02 · Electricity 6 Electrons are stored in battery Electric field pulls](https://reader034.fdocuments.in/reader034/viewer/2022042111/5e8c08270ed0713551114a0a/html5/thumbnails/5.jpg)
4More Pressure
• Bucket filled twice as much
• Double water pressure
⇒ Double water flow
Philipp Koehn Computer Systems Fundamentals: Electricity and Circuits 2 February 2018
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5Bigger Pipe
• Pipe twice as big
• Twice as much water in pipe
⇒ Double water flow
Philipp Koehn Computer Systems Fundamentals: Electricity and Circuits 2 February 2018
![Page 7: Electricity and Circuits - Department of Computer Sciencephi/csf/slides/lecture-electricity.pdf · 2018-02-02 · Electricity 6 Electrons are stored in battery Electric field pulls](https://reader034.fdocuments.in/reader034/viewer/2022042111/5e8c08270ed0713551114a0a/html5/thumbnails/7.jpg)
6Electricity
• Electrons are stored in battery
• Electric field pulls electronsthrough wire
• Core concepts
– voltage = electron pressure– ampere = size of the pipe– watt = amount of electrons flowper time unit
– watt hour = amount of electrons
• 1 kWh costs about 10 cents
Philipp Koehn Computer Systems Fundamentals: Electricity and Circuits 2 February 2018
![Page 8: Electricity and Circuits - Department of Computer Sciencephi/csf/slides/lecture-electricity.pdf · 2018-02-02 · Electricity 6 Electrons are stored in battery Electric field pulls](https://reader034.fdocuments.in/reader034/viewer/2022042111/5e8c08270ed0713551114a0a/html5/thumbnails/8.jpg)
7
generating electricity
Philipp Koehn Computer Systems Fundamentals: Electricity and Circuits 2 February 2018
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8Water Power
Philipp Koehn Computer Systems Fundamentals: Electricity and Circuits 2 February 2018
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9Wind Power
Philipp Koehn Computer Systems Fundamentals: Electricity and Circuits 2 February 2018
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10Steam Power
Philipp Koehn Computer Systems Fundamentals: Electricity and Circuits 2 February 2018
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11Electric Generator
Philipp Koehn Computer Systems Fundamentals: Electricity and Circuits 2 February 2018
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12Right Hand Rule
Philipp Koehn Computer Systems Fundamentals: Electricity and Circuits 2 February 2018
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13Creating a Magnetic Field
Philipp Koehn Computer Systems Fundamentals: Electricity and Circuits 2 February 2018
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14
circuits
Philipp Koehn Computer Systems Fundamentals: Electricity and Circuits 2 February 2018
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15Light Bulb
Philipp Koehn Computer Systems Fundamentals: Electricity and Circuits 2 February 2018
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16Light Bulb with Switch
Philipp Koehn Computer Systems Fundamentals: Electricity and Circuits 2 February 2018
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17AND
Philipp Koehn Computer Systems Fundamentals: Electricity and Circuits 2 February 2018
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18OR
Philipp Koehn Computer Systems Fundamentals: Electricity and Circuits 2 February 2018
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19Electromagnet
Philipp Koehn Computer Systems Fundamentals: Electricity and Circuits 2 February 2018
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20Relay
Philipp Koehn Computer Systems Fundamentals: Electricity and Circuits 2 February 2018
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21Normally Closed Relay: NOT
Philipp Koehn Computer Systems Fundamentals: Electricity and Circuits 2 February 2018
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22
gates
Philipp Koehn Computer Systems Fundamentals: Electricity and Circuits 2 February 2018
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23Light Bulb with Switch
Philipp Koehn Computer Systems Fundamentals: Electricity and Circuits 2 February 2018
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24Relay
Philipp Koehn Computer Systems Fundamentals: Electricity and Circuits 2 February 2018
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25AND Gate
Symbol:
Philipp Koehn Computer Systems Fundamentals: Electricity and Circuits 2 February 2018
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26OR Gate
Symbol:
Philipp Koehn Computer Systems Fundamentals: Electricity and Circuits 2 February 2018
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27NOT Gate
Symbol:
Philipp Koehn Computer Systems Fundamentals: Electricity and Circuits 2 February 2018