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Electronics and Electrical Engineering Quiz for LJ Institute Students
10 Questions
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Electronics and Electrical Engineering Quiz for LJ Institute Students

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Questions and Answers

Which of the following is a vector quantity?

  • Current
  • Power
  • Voltage
  • Electric charge (correct)

    • What is the equivalent resistance between points A and B in the given figure?

  • $3R$
  • $R$ (correct)
  • $\frac{1}{2}R$
  • $\frac{1}{3}R$

    • Which of the following is the incorrect relation?

  • $P = (V^2) \cdot G$ (correct)
  • $V = \sqrt{P \cdot R}$
  • $I = \sqrt{\frac{P}{R}}$
  • $G = \frac{P}{I^2}$

    • Ohm's law is not applicable to which of the following?

    <p>Electric charge</p> Signup and view all the answers

    A kilowatt hour is a unit of ______.

    <p>Power</p> Signup and view all the answers

    Which of the following is a unit of electrical power?

    <p>Watt</p> Signup and view all the answers

    What is the name of the law that is not applicable to certain cases?

    <p>Ohm's Law</p> Signup and view all the answers

    What is the unit of electrical current?

    <p>Ampere</p> Signup and view all the answers

    What is the name of the device used to control electrical resistance?

    <p>Potentiometer</p> Signup and view all the answers

    Which of the following is not a unit of electrical resistance?

    <p>Ampere</p> Signup and view all the answers

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