Home
Class 12
PHYSICS
An A.C. circuit of peak e.m.f. 200 V and...

An A.C. circuit of peak e.m.f. 200 V and of frequency 50 Hz contains an inductive of 0.1 H and resistance `10 Omega` in series. Find the power factor and the power consumed in the circuit

Promotional Banner

Topper's Solved these Questions

  • AC CIRCUITS

    CHETANA PUBLICATION|Exercise Exercise|122 Videos
  • Current Electricity

    CHETANA PUBLICATION|Exercise Exercise|92 Videos

Similar Questions

Explore conceptually related problems

An A.C. circuit of maximum e.m.f. 100 volt and of frequency 50 Hz contains an inductance of 0.2 mH. What is the inductive reactance of the circuit? What is the maximum current in the circuit?

An A.C.source of r.m.s. value85V and frequency 50Hz is connected in series with an inductance of 2H and a resistance of 10 Omega . Find the maximum current in the circuit.

An A.C. e.m.f. of peak 220 V, 50 Hz is connected to an inductance of 253 mH and a resistance of 9 Omega series calculate the impedance of the circuit and the r.m.s. current in the circuit.

A 220 V, 50 Hz as source is connected to an inductance of 0.2 H and a resistance of 20 ohm in series. What is the current in the circuit.

An a.c. e.m.f. of peak value 240 V and frequency 50 Hz is connected to a circuit with R = 12 Omega , L = 2.5 H and a capacitor all in series. Find the capacitance for the current in the circuit to be maximum. Find the maximum current.

A 6Omega resistanceand 8Omega inductance are connected in series then power factor of the circuit is

An a.c. series circuit has a source of maximum e.m.f. 220 V at a frequency of 50 Hz connected to a capacitor of 8pF, an inductor of 0.8 H and a non-inductive resistor of 50 Omega . What is the maximum current in the circuit?

In an R.C. circuit resistance = 4 Omega and XC = 3 Omega , then power factor is

What is power consumed in a purely inductive a.c. circuit ?

A coil has an inductance of 0.5H and a resistance of 100 ohm are connected in series to 240v, 50 Hz supply. Calculate:- the maximum current in the circuit.

CHETANA PUBLICATION-AC CIRCUITS-Exercise
  1. An A.C. e.m.f. of peak 220 V, 50 Hz is connected to an inductance of 2...

    Text Solution

    |

  2. A circuit has a resistance and a reactance each equal to100 Omega.Find...

    Text Solution

    |

  3. An A.C. circuit of peak e.m.f. 200 V and of frequency 50 Hz contains a...

    Text Solution

    |

  4. Find the capacitive reactance of a 100 muF capacitor used on a A.C.sou...

    Text Solution

    |

  5. A capacitance of 0.4 muF is connected to an alternating e.m.f. of freq...

    Text Solution

    |

  6. A capacitor of 50 muF is connected across a 100 V, 50 Hz a.c. supply. ...

    Text Solution

    |

  7. An a.c. series circuit has a source of maximum e.m.f. 220 V at a frequ...

    Text Solution

    |

  8. The resonant frequency of a parallel LC circuit is 1000 kHz. If L = 3m...

    Text Solution

    |

  9. Find the capacitance to be connected in parallel with a 100 mH inducta...

    Text Solution

    |

  10. An A.C. voltage of r.m.s. value IV is applied to a parallel combinatio...

    Text Solution

    |

  11. A capacitor is used with an A.C. source of 110 V and frequency 50 Hz. ...

    Text Solution

    |

  12. An a.c. consists of a resistor of 10W, inductor of 0.1 H and capacitor...

    Text Solution

    |

  13. An A.C. circuit consists of inductor of inductance 125 mH connected in...

    Text Solution

    |

  14. In an ac circuit, V and I are given by V = 100 sin (100t) volts,I =100...

    Text Solution

    |

  15. The frequency of ac mainsin India is

    Text Solution

    |

  16. The peak value of 220 volts of ac mainsis

    Text Solution

    |

  17. If a current I given by Io sin (omega-pi/2) flowsin an ac circuit acro...

    Text Solution

    |

  18. In an ac circuit, the current is given by I = 5sin ( 100t-pi/2)and the...

    Text Solution

    |

  19. The frequency of an alternating voltage is 50 cycles//sec and its ampl...

    Text Solution

    |

  20. The ratio of peak value and r.m.s. value of an alternating current is

    Text Solution

    |