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Ohm's law and resistors Flashcards | StudBud
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Ohm's law and resistors
Ohm's law and resistors
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1
ΩYou have a computer that is connected to 120V of power. It has a resistance of 4oΩ. What is its current in amps (A)?
3A
30A
40A
12A
2
The rate in which energy is supplied or used in a circuit is measured in_________
Newtons
Volts
Amps
Ohms
3
Observable events in Science are called
Phenomena
Data
Observations
Experiments
4
In this resistor, what would the two digit number be (hint colors are green and blue)
56
24
42
65
5
Power in electricity is measured in _____________
Amps
Volts
Ohms
6
The property of a material that determines its ability to allow current to flow is ______________
Power
Resistance
Malleability
Number of electrons
7
The property of a material that determines its ability to allow current to flow
Mobility
Current
Ohms
Resistance
8
Resistance in a circuit is measured in ____________
Newtons
Amps
Ohms
Volts
9
In a circuit with a 15Ω resistor and power of 90V, how many amps are there?
4 A
7 A
15 A
6 A
10
In this graph the resistors are represented on
The slope of the lines
The x axis
The y axis
11
In the resistor below the bands are Brown, Red, Black and Silver/gray. What is the best interpretation of the code?
12 x 1 = 12Ω
12 X 10= 120Ω
12 x 100=1200
121 X10 = 1210
12
If you build a circuit with a 20Ω resistor and a current of 20A, how many volts of power are needed for the circuit?
40v
400V
40V
200V