circuits jeopardy symbol and units of… ohm zoneseries and parallel conservation of current who is...
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Circuits Jeopardy
Symbol and Units of…
Ohm Zone Series and Parallel
Conservation of Current
Who is missing?
10 10 10 10 10
20 20 20 20 20
30 30 30 30 30
40 40 40 40 40
50 50 50 50 50
Electric Current
Symbol: I
Units: Amperes (A)
Potential difference
Symbol: V
Units: Volts (V)
Electric Charge
Symbol: q
Units: Coulombs (C)
Work
Symbol: W
Units: J
Charge divided by time
Amperes
If 100 coulombs of charge pass through a wire in 5 seconds, what is the current?
20 Amperes
If 50 joules of work is done on 5.5 coulombs of charge, what is the potential drop?
9.1
What is the charge that moves through a wire with a current of 10 amperes in 10 seconds?
100 C
What is the potential difference applied on a 25 ohm resistor with a current of 10 amperes?
250 V
What is the potential difference felt by a devices that moves 30 coulombs of electric charge every 3 seconds across a 5 ohm resistor?
50 Volts
Does the circuit diagram represent a series or a parallel circuit?
Parallel
Series or parallel?Series
V
A
V
V
8.5 Volts
V2V1
VT
• In this circuit, if voltmeters 1 Measures 5 Volts and Voltmeter 2 shows a measurement of 3.5 volts, what will be the reading of the voltmeter VT?
Current
Which quantity should be equal in all components of a series circuit?
4 amperes
If ammeter 1shows a current of 10 amperes and ammeter 2 shows a current of 6 amperes, what is the measurement at ammeter 3?
A2
A1
A3
I3
I2
I1
What is the law of conservation of current?
Current going in = current going out
14 amperes
• The diagram below represents currents in branches of a circuit. What should be the reading in ammeter A?
P
6A
8A
A
8 A
• The diagram below represents currents in branches of a circuit. What should be the reading in ammeter A?
P 2A
5A
A
5A
D
• Which diagram represents the correct current direction in a segment of an electric circuit
4 A
2 A
2 A
a) 4 A
2 A
2 A
b)
4 A
2 A
2 A
c) 4 A
2 A
2 A
d)
5 A
• What is the reading in ammeter A
A
4 A 6 A
5 A
Maggie
Brian
Buster Bunny
Spunky
Dill Pickles