# Simple dc circuit

## Quiz by Abed Suwissat

### Our brand new solo games combine with your quiz, on the same screen

Correct quiz answers unlock more play!

22 questions
• Q1
What is the purpose of a resistor in a simple DC circuit?
To produce magnetic fields
To store electrical energy
To increase the flow of current
To reduce the flow of current
30s
• Q2
What is the unit of electric current?
Ohm
Watt
Ampere
Volt
30s
• Q3
What does the 'DC' in DC Circuit stand for?
Alternate Current
Digital Circuit
Dual Current
Direct Current
30s
• Q4
What is the formula to calculate the resistance in a DC circuit?
Resistance = Voltage - Current
Resistance = Voltage x Current
Resistance = Voltage + Current
Resistance = Voltage / Current
30s
• Q5
What is the symbol for a resistor in a DC circuit diagram?
L
R
C
S
30s
• Q6
What is the formula to calculate power in a DC circuit?
Power = Voltage x Current
Power = Voltage + Current
Power = Voltage / Current
Power = Voltage - Current
30s
• Q7
What is Ohm's Law?
P=IV
V=IR
R=VI
V=PI
30s
• Q8
What is the formula for calculating resistance in Ohm's Law?
R=I/V
R=P/I
R=VI
R=V/I
30s
• Q9
What is the unit of measure for resistance?
Watt
Volt
Ohm
Ampere
30s
• Q10
What is the formula for calculating voltage in Ohm's Law?
V=PR
V=I/R
V=PI
V=IR
30s
• Q11
What does the letter 'I' represent in Ohm's Law?
Resistance
Voltage
Current
Power
30s
• Q12
What does the letter 'P' represent in Ohm's Law?
Resistance
Voltage
Power
Current
30s
• Q13
two resistors in parallel have the value of 4 ohms what is the total resistance
2 ohms
0 ohms
8 ohms
4 ohms
30s
• Q14
calculate the power of a circuit where the source is 5 volts and the current is 2 amperes
10 joules
10 amperes
10 volts
10 watts
30s
• Q15
What happens to the total resistance when resistors are connected in parallel?
It increases
It remains the same
It depends
It decreases
30s

Teachers give this quiz to your class