Resistance and Inductance in Series MCQ

Test your knowledge with important Resistance and Inductance in Series MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30+ more Resistance and Inductance in Series MCQs on Bissoy. Bissoy App

• What is sinϕ from impedance triangle?
  ক

  XL/R

  খ

  XL/Z

  গ

  R/Z

  ঘ

  Z/R
• What is φ in terms of voltage?
  ক

  φ=cos-1V/VR

  খ

  φ=cos-1V*VR

  গ

  φ=cos-1VR/V

  ঘ

  φ=tan-1V/VR
• For an RL circuit, the phase angle is always ________
  ক

  Positive

  খ

  Negative

  গ

  0

  ঘ

  90
• Which, among the following, is the correct expression for φ.
  ক

  φ=tan-1 (XL/R)

  খ

  φ=tan-1 (R/XL)

  গ

  φ=tan-1 (XL*R)

  ঘ

  φ=cos-1 (XL/R)
• A resistance of 7 ohm is connected in series with an inductance of 31.8mH. The circuit is connected to a x V 50Hz sinusoidal supply. The current in the circuit is 8.2A. Calculate the value of x.
  ক

  10V

  খ

  50V

  গ

  100V

  ঘ

  120V
• A resistance of 7 ohm is connected in series with an inductance of 31.8mH. The circuit is connected to a 100V 50Hz sinusoidal supply. Calculate the voltage across the inductor.
  ক

  52V

  খ

  82V

  গ

  65V

  ঘ

  76V
• A resistance of 7 ohm is connected in series with an inductance of 31.8mH. The circuit is connected to a 100V 50Hz sinusoidal supply. Calculate the voltage across the resistor.
  ক

  31.8V

  খ

  57.4V

  গ

  67.3V

  ঘ

  78.2V
• A resistance of 7 ohm is connected in series with an inductance of 31.8mH. The circuit is connected to a 100V 50Hz sinusoidal supply. Calculate the phase difference.
  ক

  -55.1

  খ

  55.1

  গ

  66.1

  ঘ

  -66.1
• A resistance of 7 ohm is connected in series with an inductance of 31.8mH. The circuit is connected to a 100V 50Hz sinusoidal supply. Calculate the current in the circuit.
  ক

  2.2A

  খ

  4.2A

  গ

  6.2A

  ঘ

  8.2A