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Simple dc circuit

Quiz by Abed Suwissat

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22 questions
Show answers
  • 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

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