Home
Class 12
PHYSICS
The primary coil of an ideal transformer...

The primary coil of an ideal transformer has 100 turns and the secondary coil has 600 turns. Then

A

The power in the primary circuit is less than that in the secondary circuit

B

The current in two circuits are same

C

The voltage in the two circuits are same

D

The primary current is six times the secondary current

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • ALTERNATING CURRENT

    AAKASH INSTITUTE|Exercise Assignment (Section - B) (Objective Type Questions (One option is correct))|12 Videos
  • ALTERNATING CURRENT

    AAKASH INSTITUTE|Exercise Assignment (Section - C ) (Objective Type Questions) ( More than one option are correct)|2 Videos
  • ALTERNATING CURRENT

    AAKASH INSTITUTE|Exercise Try Yourself|15 Videos
  • ATOMS

    AAKASH INSTITUTE|Exercise ASSIGNMENT SECTION J (Aakash Challengers )|4 Videos

Similar Questions

Explore conceptually related problems

The primary coil of a transformer has 200 turns and its secondary coil has 22,000 turns . It is connected to a 220 V AC source at the input and a resistance of 110 kOmega1 is connected across the output . What is the output potential difference per turn and power delivered to the load ?

The primary winding of a transformer has 100 turns and its secondary winding has 200V turns. The primary is connected to an ac supply of 120V and the current flowing in it is 10A . The voltage and the current in the secondary are

A generator supplies 100 V to the primary - coil of a transformer of 50 turns.If the secondary coil has 500 turns, then the secondary voltage is

The primary coil of an ideal stepup transformer has 100 turns and the transformer ratio is also 100. The input voltage and power are 220 V and 1100 W. Calculate (i) number of turns in secondary (ii) current in primary (iii) voltage across secondary (iv) current in secondary (v) power in secondary.

The primary of a transformer has 200 turns and secondary has 1000 turns. The power output from secondary at 1000 V is 9 kW. Calculate primary voltage and heat loss in primary. Take resistance of primary coil 0.2 Omega and efficiency of transformer = 90%.

The number of turns in the primary coil of a transformer are 100 and that in the secondary coil are 200. What type of transformer is it ? If the input voltage in the primary coil of the transformer is 200 V, find the output voltage in the secondary coil of the transformer.

AAKASH INSTITUTE-ALTERNATING CURRENT -Assignment (Section - A) ( Objective Type Questions ( One option is correct))
  1. A 16 mu F capacitor is charged to a 20 Volt potential. Battery is then...

    Text Solution

    |

  2. An LC series circuit with an inductance L and a capacitance C has an o...

    Text Solution

    |

  3. In oscillating Lc circuit, the total stored energy is U and maximum ch...

    Text Solution

    |

  4. The resonance frequency of a certain RLC series circuit is omega(0) . ...

    Text Solution

    |

  5. A variable inductor inductor is connected to an AC source. When induc...

    Text Solution

    |

  6. In series LCR AC circuit, the voltage of the source at any instant is ...

    Text Solution

    |

  7. In a series RLC circuit, if the frequency is increased to a very large...

    Text Solution

    |

  8. A series LCR circuit, has equal resistance capacitive reactance. What ...

    Text Solution

    |

  9. Consider an ac circuit where an incandescent light bulb is in series ...

    Text Solution

    |

  10. Which of the following is true for an ideal capacitor connected to a s...

    Text Solution

    |

  11. A power outlet puts out 60 Hz AC. Which of the following statements is...

    Text Solution

    |

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

    Text Solution

    |

  13. In a series lags the applied emf. The rate at which energy is dissipat...

    Text Solution

    |

  14. The core of a transformer is laminated to reduce

    Text Solution

    |

  15. The primary coil of an ideal transformer has 100 turns and the seconda...

    Text Solution

    |

  16. Power factor is one for

    Text Solution

    |

  17. A sinusoidal alternating current of peak value (I0) passes through a h...

    Text Solution

    |

  18. An ac voltage is represented by E=220 sqrt(2) cos (50 pi) t How m...

    Text Solution

    |

  19. What is the ammeter's reading in prob. No. 41 ?

    Text Solution

    |

  20. For an LCR sereis circuit with an angular freequency omega.

    Text Solution

    |