Home
Class 12
PHYSICS
The transformation ratio in the step -up...

The transformation ratio in the step -up transformer is

A

1

B

Greater than one

C

Less than one

D

The ratio greater or less than one depends on the other factors

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • NTA NEET TEST 81

    NTA MOCK TESTS|Exercise PHYSICS|45 Videos
  • NTA NEET TEST 98

    NTA MOCK TESTS|Exercise PHYSICS|45 Videos

Similar Questions

Explore conceptually related problems

The transformation ratio in the step-down transformer is

A step up transformer is used to

The transformer ratio of a step up transformer is

What is transformation ratio ?

Assertion : Step-down transformer can also be used as step-up transformer. Reason: Ratio of voltage across primary and secondary coils is the same as ratio of respective number of turns.

In a full wave junction diode rectifier, the input a.c. has an rms value of 10V . The transformer used is a step up transformer having transformation ratio 1:2 . Calculate the d.c. and a.c. voltages in the rectified output.

In a full wave junction diode rectifier, the input a.c. has r.m.s. value of 20 V. The transformer used is a step up transformer having primary and secondary turns ratio 1: 2. Calculate the d.c. voltade in the recitified output.

NTA MOCK TESTS-NTA NEET TEST 85-PHYSICS
  1. In the shown figure, the charge appearing on the conducting shell (gro...

    Text Solution

    |

  2. In a series resonant LCR circuit the voltage across R is 100 volts and...

    Text Solution

    |

  3. The transformation ratio in the step -up transformer is

    Text Solution

    |

  4. A solid sphere of uniform density and radius R applies a gravitational...

    Text Solution

    |

  5. A cavity of radius R//2 is made inside a solid sphere of radius R. The...

    Text Solution

    |

  6. Three cylindrical rods A, B and C of equal lengths and equal diameters...

    Text Solution

    |

  7. One mole of an ideal gas at an initial temperature true of TK does 6R ...

    Text Solution

    |

  8. The ratio of velocity of sound in hydrogen and oxygen at STP is

    Text Solution

    |

  9. A particle of mass 2 xx 10^-5 kg moves horizontally between two horizo...

    Text Solution

    |

  10. With a standard rectangular bar magnet the time period of a vibration ...

    Text Solution

    |

  11. Two stations A and. B are 110 km apart on a straight line. One trai...

    Text Solution

    |

  12. It was calculated that a shell when fired from a gun with a certain ve...

    Text Solution

    |

  13. A piece of wire is bent in the shape of a parabola y=kx^(2) (y-axis ve...

    Text Solution

    |

  14. By what acceleration the boy must go up so that 100kg block remains st...

    Text Solution

    |

  15. The binding energy per nucleon of O^16 is 7.97 MeV and that of O^17 is...

    Text Solution

    |

  16. Half-life of radioactive sample, when activity of material initially w...

    Text Solution

    |

  17. A system shown in the figure consists of a massless pulley, a spring o...

    Text Solution

    |

  18. If a simple harmonic motion is represented by (d^(2)x)/(dt^(2)) + alph...

    Text Solution

    |

  19. The energy that should be added to an electron to reduce its de-Brogli...

    Text Solution

    |

  20. Light of wavelength 5000 Å falls on a sensitive plate with photoelectr...

    Text Solution

    |