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Electric circuits

Quiz by nadine diab

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10 questions
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  • Q1
    In a series circuit with a battery and three identical resistors, if one resistor fails, what happens to the current in the circuit?
    The current remains the same
    The current increases
    The current decreases
    The current stops flowing
    30s
  • Q2
    What is the relationship between voltage, current, and resistance in an electric circuit known as?
    Ohm's Law
    Ampere's Law
    Kirchhoff's Law
    Faraday's Law
    30s
  • Q3
    In a parallel circuit, what happens to the total resistance as more resistors are added?
    The total resistance doubles
    The total resistance increases
    The total resistance stays the same
    The total resistance decreases
    30s
  • Q4
    What is the unit of electrical resistance?
    Ampere
    Ohm
    Watt
    Volt
    30s
  • Q5
    What type of circuit allows multiple paths for current to flow?
    Parallel circuit
    Open circuit
    Closed circuit
    Series circuit
    30s
  • Q6
    What is the unit of electric current?
    Watt
    Volt
    Ampere
    Ohm
    30s
  • Q7
    In a parallel circuit, what happens to the total current when more branches are added?
    The total current is halved
    The total current remains the same
    The total current increases
    The total current decreases
    30s
  • Q8
    What happens to the voltage across each resistor in a series circuit?
    It is divided among the resistors
    It remains the same across all resistors
    It increases with each resistor
    It decreases to zero
    30s
  • Q9
    What is the primary purpose of a resistor in an electric circuit?
    To store electrical energy
    To increase voltage
    To limit the current flowing through the circuit
    To convert AC to DC
    30s
  • Q10
    What is the effect of increasing the voltage in a circuit while keeping the resistance constant?
    The power decreases
    The current decreases
    The current increases
    The current remains the same
    30s

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