Download Ohm’s Law

Ohm’s Law
I = V/R
Georg Simon Ohm (1787-1854)
(X, Y)
 (2.0 Volts, 1.0 Amps)
 (3.0 Volts, 1.5 Amps)
 (5.0 Volts, 2.5 Amps)
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Graph these points
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(X, Y)
(8.0 ohms, 2.0 amps)
(4 ohms, 4 amps)
(2 ohms, 8 amps)
(1 ohm, 16 amps)
(12 ohms, 1 amp)
Graph these points
Check your work

As _______________increases,
current_____________________

As resistance________________,
current__________________________
Complete the statements

As ___VOLTAGE______increases,
current____INCREASES_________.

As resistance____INCREASES_____,
current_______DECREASES_________
What is the
resistance in a
circuit that has a
current of 2.0
amps and
potential of 6.0
volts?
V=I x R
 R=V/I
 R=6.0/2.0
 R = 3.0 ohms
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Complete 1-3 page 491
Check your answer
1) .4 volts
 2) 36 volts
 3) 10 volts
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brochure or your vocabulary.
Check your answers