Basic Electrical Engineering MCQ

Test your knowledge with important Basic Electrical Engineering MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30 + more Basic Electrical Engineering MCQs at Bissoy

• Find the total current if IL=2A and IR=8A.
  ক

  3A

  খ

  -3A

  গ

  7A

  ঘ

  10A
• Find the value of IR if I=10A and IL=8A.
  ক

  5A

  খ

  18A

  গ

  12A

  ঘ

  2A
• The quadrature component is also known as?
  ক

  Active component

  খ

  Reactive component

  গ

  Either active or reactive component

  ঘ

  Neither active nor reactive component
• The phase difference between the active component of an impedance parallel circuit and the voltage in the network is __________
  ক

  0

  খ

  90

  গ

  180

  ঘ

  360
• The active component in an impedance parallel circuit will __________ the voltage.
  ক

  Leads

  খ

  Lags

  গ

  Be in phase with

  ঘ

  Either leads or lags
• The reactive component in an impedance parallel circuit leads the voltage when the current _________ the voltage.
  ক

  Leads

  খ

  Lags

  গ

  Either leads or lags

  ঘ

  Cannot be determined
• In an impedance parallel network, the reactive component will either lead or lag the ________ by 90 degrees.
  ক

  Voltage

  খ

  Current

  গ

  Either voltage or current

  ঘ

  Cannot be determined
• In an impedance parallel network, the reactive component will either lead or lag the voltage by _________ degrees.
  ক

  0

  খ

  90

  গ

  45

  ঘ

  180
• In an impedance parallel network, the reactive component will ____________ the voltage by 90 degrees.
  ক

  Lead

  খ

  Lag

  গ

  Either lead or lag

  ঘ

  Depends on the circuit
• What is the phase relation between IC and V from the following circuit?
  ক

  IC lags V

  খ

  IC leads V

  গ

  IC and V are in phase

  ঘ

  No relation
• What is the expression for the current in the capacitor from the following circuit?
  ক

  V/C

  খ

  V/I

  গ

  0

  ঘ

  V/XC
• Find the value of IL if IC=10A and IR=6A.
  ক

  4A

  খ

  18A

  গ

  12A

  ঘ

  2A
• Find the value of IR if I=10A and IC=8A.
  ক

  5A

  খ

  18A

  গ

  12A

  ঘ

  2A
• Find the total current if IC=2A and IR=5A.
  ক

  3A

  খ

  -3A

  গ

  7A

  ঘ

  10A
• Find the expression for the current I from the given circuit.
  ক

  I=IC

  খ

  I=IR

  গ

  I=IC+IR

  ঘ

  I=0
• What is the phase relation between IL and V from the following circuit?
  ক

  IL lags V

  খ

  IL leads V

  গ

  IL and V are in phase

  ঘ

  No relation
• What is the expression for the current in the inductor from the following circuit?
  ক

  V/I

  খ

  V/XL

  গ

  0

  ঘ

  Cannot be determined
• What is the relation between IR and V in the following circuit?
  ক

  IR leads V

  খ

  IR lags V

  গ

  IR and V are in phase

  ঘ

  No relation
• From the given circuit, find the value of IR.
  ক

  0

  খ

  V/I

  গ

  V/R

  ঘ

  Cannot be determined
• In a parallel circuit, current in each impedance is_____________
  ক

  equal

  খ

  different

  গ

  zero

  ঘ

  infinite
• In A parallel circuit, with any number of impedances, The voltage across each impedance is?
  ক

  equal

  খ

  divided equally

  গ

  divided proportionaly

  ঘ

  zero
• The admittance of a system is 10 ohm-1, calculate its impedance.
  ক

  10 ohm

  খ

  0.1 ohm

  গ

  1 ohm

  ঘ

  1.1 ohm
• if the impedance of a system is 4 ohm, calculate its admittance.
  ক

  0.25 ohm-1

  খ

  4 ohm-1

  গ

  25 ohm-1

  ঘ

  0.4 ohm-1
• As the impedance increases, the admittance ____________
  ক

  Increases

  খ

  Decreases

  গ

  Remains the same

  ঘ

  Becomes zero
• What is the unit of admittance?
  ক

  ohm

  খ

  henry

  গ

  farad

  ঘ

  ohm-1
• Which, among the following is the correct expression for admittance?
  ক

  Y=Z

  খ

  Y=1/Z

  গ

  Y=Z2

  ঘ

  Y=1/Z2
• Which, among the following is the correct expression for impedance?
  ক

  Z=Y

  খ

  Z=1/Y

  গ

  Z=Y2

  ঘ

  Z=1/Y2
• In a parallel circuit, we consider admittance instead of _________
  ক

  Resistance

  খ

  Capacitance

  গ

  Inductance

  ঘ

  Impedance
• In a parallel circuit, we consider _____________ instead of impedance.
  ক

  Resistance

  খ

  Capacitance

  গ

  Inductance

  ঘ

  Admittance
• _________ the resonant frequency, the current in the capacitor leads the voltage in a series RLC circuit.
  ক

  Above

  খ

  Below

  গ

  Equal to

  ঘ

  Depends on the circuit