Practice Test | Kullabs.com
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  • The unit of current is ______ .

    columb
    watt
    volt
    ampere
  • When there is an electric current passing through a wire, the particles moving are ______ .

    protons
    atoms
    electrons
    neutrons
  • What happens when an electric switch is turned off?

    The circuit becomes series circuit
    The circuit is broken
    none of these
    There is a short circuit
  • A circuit that has only one path for electric flow is ______.

    series circuit
    both series and parallel circuit
    battery circuit
    parallel circuit
  • When the external resistance is negligible in comparison to the internal resistance, the cells are connected in ______ so as keep the current constant.

    series combination
    parallel combination
    mixed combination
    none of these
  • In series circuit, which of the following quantity remains same throughout the circuit ______.

    Current
    none of these
    Voltage
    Current and Voltage
  • Which one of the following is portable cell?

    dynamo cell
    simple cell
    mixed cell
    dry cell
  • The electricity in which electric charge remain in motion is called ______.

    static electricity
    current electricity
    alternating current
    direct current
  • Which one of the following is not source of electricity?

    cell
    bulb
    photocelll
    dynamo cell
  • Depolarizer in dry cell is ______ .

    H2SO4
    MnO2
    NH4Cl
    HCl
  • When a glass rod is rubbed with silk, the charge developed in it is ______.

    negative
    neutral
    both positive and negative
    positive
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