WorksheetsCurrent, Voltage, and Resistors
Total questions: 20
Worksheet time: 2hrs 36mins
A charging system producing 14.5 Volts with a current flow of 43.5 Amps, what is the circuit resistance?
58 Amps
0.33 Amps
13 Amps
1 Amp
What would the circuit resistance be if a 7.5 Amp draw was present with the engine running and the charging system producing 15 Volts?
15 Ohms
4 Ohms
0.3333 Ohms
2 Ohms
What is the voltage in an electric circuit?
The power of the electrons
The charge of the electrons
The energy of the electrons
What is the current in an electric circuit?
The energy of the circuit
The flow of electrons in the circuit
The power of the circuit
The current in the wires of a circuit is 120.0 milliAmps. If the battery was replaced by one with double the voltage (with no other replacements), then its new current would be _____ milliAmps.
60 milliAmps
120 milliAmps
240 milliAmps
No way to tell
Calculate the resistance in a circuit with a voltage of 48V and a current of 8 Amps.
12 Ohms
24 Ohms
1.3333 Ohms
6 Ohms
Which one has low resistance?
long wires
short wires
Which one has high resistance?
thin wires
wide/thick wires
How many Volts would we need to produce a current flow of 8 Amps through a 6 Ohm resistor?
12 volts
24 volts
1.3333
48 volts
This is the circuit symbol for _________.
an AC current source
a DC current source
a battery
a single cell
What is the following symbol represent?
Wire
Resistor
Battery
Switch
A fridge uses 100 kW/h, how much energy would it use in 5 hours?
E= P X T
500kW
600kW
1,000Kw
400kW
Calculate the electric power of an electrical appliance in which 10 A of current is flowing through a resistor of 2 ohms.
80 W
200 W
2.5 A
22.5 KJ
What will be the current drawn by an electric bulb of 1000 W when it is connected to a source of 220 V?
4.55 A
28800 J or 28.8 KJ
80 W
200 W
