Home
Class 12
PHYSICS
A 40Omega electric heater is connected t...

A `40Omega` electric heater is connected to a `200V, 50Hz` main supply. The peak value of electric current flowing in the circuit is approx.

A

2.5A

B

5.0A

C

7A

D

10A

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • ELECTROMAGNETIC INDUCTION AND ALTERNATING CURRENT

    PHYSICS GALAXY - ASHISH ARORA|Exercise Advance MCQs|33 Videos

  • ELECTROMAGNETIC INDUCTION AND ALTERNATING CURRENT

    PHYSICS GALAXY - ASHISH ARORA|Exercise Conceptual MCQs|63 Videos

  • CURRENT ELECTRICITY

    PHYSICS GALAXY - ASHISH ARORA|Exercise All Questions|389 Videos

  • ELECTROSTATICS

    PHYSICS GALAXY - ASHISH ARORA|Exercise Unsolved Numberical Problems|73 Videos

Similar Questions

Explore conceptually related problems

A 40Omega electric heater is connected to a 200 V , 50 Hz mains supply. The peak value of electric current flowing in the circuit is approximately

A 50 Omega electric heater is connected to 100 V. 60 Hz ac sinusoidal supply.

An electron lamp is conected to 220V, 50Hz supply. Then the peak value of voltage is

A 44 mH inductor is connected to 220 V, 50 Hz ac supply. The rms value of the current in the circuit is

A 30 mu F capacitor is connected to a 150 V, 60 Hz ac supply. The rms value of current in the circuit is

A 44 mH inductor is connected to 220 V, 50 Hz a.c. supply. Determine rms value of current in the circuit.

A 10muF capacitor is connected across a 200V , 50Hz A.C. supply. The peak current through the circuit is

PHYSICS GALAXY - ASHISH ARORA-ELECTROMAGNETIC INDUCTION AND ALTERNATING CURRENT-Numerical MCQs
  1. The ratio of secondary to the primary turns in a transformer is 3:2. I...

    Text Solution

    |

  2. Two ends of an inductor of inductance L are connected to two parallel ...

    Text Solution

    |

  3. A 40Omega electric heater is connected to a 200V, 50Hz main supply. Th...

    Text Solution

    |

  4. A transformer is used to light a 100 W and 110 V lamp from a 220V main...

    Text Solution

    |

  5. Two parallel long straight conductors lie on a smooth plane surface. T...

    Text Solution

    |

  6. An alternating voltage is connected in series with a resistance R and ...

    Text Solution

    |

  7. A magnet is taken towards a conducting ring in such a way that a const...

    Text Solution

    |

  8. A conducnting straight wire PQ of length l is fixed along as diameter ...

    Text Solution

    |

  9. An inductive circuit a resistance of 10ohm and an inductance of 2.0 h...

    Text Solution

    |

  10. A rectangular loop with a sliding connector of length 10 cm is situate...

    Text Solution

    |

  11. A 20volts AC is applied to a circuit consisting of a resistance and a...

    Text Solution

    |

  12. A square loop of side b is rotated in a constant magnetic field B at a...

    Text Solution

    |

  13. A resistance of 300Omega and an inductance of 1/(pi) henry are connect...

    Text Solution

    |

  14. An inductor L and a capacitor C are connected in the circuit as shown ...

    Text Solution

    |

  15. Switch S is closed t=0, in the circuit shown. The change in flux in th...

    Text Solution

    |

  16. An electric current i(1) can flow in either direction through loop-1 a...

    Text Solution

    |

  17. The network shown in the figure is a part of complete circuit. What is...

    Text Solution

    |

  18. A simple LR circuit is connected to a battery at time t = 0. The energ...

    Text Solution

    |

  19. A 120 volt AC source is connected across a pure inductor of inductance...

    Text Solution

    |

  20. Two coils X and Y are placed in a circuit such that a current change o...

    Text Solution

    |