CURRENT ELECTRICTY : MCQ ON ELECTRICAL MEASUREMENTS

  

Q1 Kirchhoff’s first rule is based on.....

  • Law of conservation of charge
  • Law of conservation of energy
  • Law of conservation of momentum
  • All of these

  • Law of conservation of charge

 


Q2 Kirchhoff’s second  rule is based on.....

  • Law of conservation of charge
  • Law of conservation of energy
  • Law of conservation of momentum
  • None of these

  • Law of conservation of energy


Q3  The basic laws for analyzing an electric circuit are

  • Einstein’s Theory
  • Newton’s Law
  • Kirchhoff’s Law
  • Faraday’s Law

  • Kirchhoff’s Law


Q4 The sum of the voltage over any closed loop is equal to

  • 0V
  • Infinity
  • 1V
  • 2V

  • 0V

Q5 A point in the circuit where two or more circuit elements are combined is called.........

  • (a) Node
  • (b) Branch
  • (c) Junction
  • (d) a & c are correct

  • (d) a & c are correct


Q6 The Wheatstone Bridge was originally developed by:

  • (a) Henry Wheatstone 
  • (b) Charles Wheatstone
  • (c) Johan Wheatstone 
  • (d) Newton

  • (b) Charles Wheatstone

Q7 Wheatstone Bridge is also known as:

  • (a) Rectifier Bridge 
  • (b) Reactivity Bridge
  • (c) Resistance Bridge 
  • (d) none


  • Resistance Bridge 


Q8 The Wheatstone Bridge is used for the precise measurement of:

  • (a) High resistance 
  • (b) Low resistance
  • (c) Maximum resistance 
  • (d) Minimum resistance

  • Low resistance


Q9.  In balanced state of wheat stone bridge, current in Galvanometer is ..

  • Zero 
  • infinity
  • depends upon Resistance used 
  • No need 

  • Zero 


Q10 Kirchhoff’s rules applicable to both AC and DC (T/F)

  • True
  • False

  • True

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