Home
Class 12
PHYSICS
Given below are two electric circuits A ...

Given below are two electric circuits `A` and `B`
Calculate the ratio of power factor of the circuit `B` to the power factor of circuit `A`.

Text Solution

Verified by Experts

Given below are two electric circuits `A` and `B`
Calculate the ratio of power factor of the circuit `B` to the power factor of circuit `A`.
Promotional Banner

Topper's Solved these Questions

  • ALTERNATING CURRENT

    RESONANCE ENGLISH|Exercise A.L.P|10 Videos

  • ALTERNATING CURRENT

    RESONANCE ENGLISH|Exercise EXAMPLE|40 Videos

  • ALTERNATING CURRENT

    RESONANCE ENGLISH|Exercise Exercise -3 Part-2|3 Videos

  • ATOMIC PHYSICS

    RESONANCE ENGLISH|Exercise Advanved level problems|17 Videos

Similar Questions

Explore conceptually related problems

The power factor of a circuit is

Power factor of the circuit shown here is

Calculate the power factor of the circuit shown in figure

In an AC circuit, the power factor

In an AC circuit, the power factor

What is the power factor for the circuit shown ?

What is the power factor for the circuit shown ?

The power factor of the circuit shown in the figure is

The power factor of the circuit as shown in figure is

The power factor of LCR circuit at resonance is-

RESONANCE ENGLISH-ALTERNATING CURRENT-Exercise -3 Part-3
  1. What do you mean by the impedance of LCR-circuit

    Text Solution

    |

  2. The instantaneous current from an a.c. source is l = 5 sin (314t) ampe...

    Text Solution

    |

  3. (i) with the help of a labelled diagram, describe briefly the underly...

    Text Solution

    |

  4. Given below are two electric circuits A and B Calculate the ratio of...

    Text Solution

    |

  5. In a series LCR circuit, the voltages across an inductor, a capacitor ...

    Text Solution

    |

  6. The current drawn by the primary of a transformer, which steps down 20...

    Text Solution

    |

  7. Explain the term 'inductive reactance'.Show graphically the variation ...

    Text Solution

    |

  8. Explain the term 'capacitive reactance'.Show graphically the variation...

    Text Solution

    |

  9. Derive an expression for the impedance of an a.c. circuit consisting...

    Text Solution

    |

  10. An inductor 200 mH, capactior 500 mu F, resistor 10 ohm are connected ...

    Text Solution

    |

  11. The instantaneous current and voltage of an a.c. circuit are given by ...

    Text Solution

    |

  12. A coil Q is connected to low voltage bulb B and placed near another co...

    Text Solution

    |

  13. A series LCR circuit is connected to an ac source having voltage v=v(m...

    Text Solution

    |

  14. In a series LCR circuit connected to an ac source of variable frequenc...

    Text Solution

    |

  15. In an alternating circuit applied voltage is 200V, if R=8W X(L)=X(C)=6...

    Text Solution

    |

  16. Derive the expression for the instantaneous value of the emf induced ...

    Text Solution

    |

  17. Why is the use of A.C. voltage preferred over D.C. voltage? Give two r...

    Text Solution

    |

  18. A voltage V = V(0)sinomegat is applied to a series LCR circuit. Derive...

    Text Solution

    |

  19. In an alternating circuit applied voltage is 200V if R=8W X(L)=X(C)=6O...

    Text Solution

    |

  20. Draw a curve for showing variation in alternating current with frequen...

    Text Solution

    |