Physics: Electric circuits
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9 Terms
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Potential difference
The work done per unit of charge / what causes electric charges to flow in a circuit
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Formula for Work done
V=V×Q
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Current
The rate at which current moves at a fixed point in a current.
4
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Calculation for charge
Q=I×T
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Emf
The amount of electrical energy a battery can supply
6
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Resistance
Opposition of the flow of charge or electric current
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Factors affecting resistance
Length
Thickness
Temperature
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Ohm's law calculation
V=R×I
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Calculation for voltage in series and parallel
VT=V¹+V²…
VT=V¹=V²