Home
Class 10
PHYSICS
The diagram below shows the core of a tr...

The diagram below shows the core of a transformer and its input and output connections.

Copy and complete the diagram of the transformer by drawing input and output coils.

Text Solution

Verified by Experts


Turns ratio = `N_(s)/N_(p)=E_(s)/E_(p)=44/220=1/5`
Hence, number of turns in secondary coil : primary coil is equal to 1 : 5
Promotional Banner

Topper's Solved these Questions

Similar Questions

Explore conceptually related problems

The diagram below shows the core of a transformer and its input and output connections. State the material used for the core.

Copy and complete the ray diagram to show the formation of the image of the object AB

Draw a labelled circuit diagram of a transistor as a switch and draw its input and output graphs.

The diagram below shows a dual control switch circuit connected to a bulb. Copy the diagram and complete it so that the bulb is switched ON.

Assertion : When a current flows in the coil of a transformer then its core becomes hot. Reason : The core of transformer is made of softiron.

The diagram in Fig. shows a battery, a switch and two bulbs. Complete the diagram to show the electric connections of the bulbs to the battery.

If the input voltage of a transformer is 2500 volts and output current is 80 ampere . The ratio of number of turns in the primary coil to that in secondary coil is 20 : 1 . If efficiency of transformer is 100 % , then the voltage in secondary coil as :

(i) Draw a circuit diagram to study the input and output characteristics of an n-p-n transistor in its common emitter configuration. Draw the typical input and output characteristics. (ii) Explain, with the hepl of a circuit diagram, the working of n-p-n transistor as a common emitter amplifier.

Draw a labelled circuit diagram of a half wave rectifier and give its output waveform.

In a step-down transformer the turn ratio is 1:2 and output power is 2.2kW . If output current is 10A then the values of input voltage and input current.

ICSE-SAMPLE PAPER 2020-SECTION-II
  1. A block and tackle system of pulleys has velocity ratio 4. Draw a ne...

    Text Solution

    |

  2. A block and tackle system of pulleys has velocity ratio 4. What will...

    Text Solution

    |

  3. A diver in water looks obliquely at an object AB in air. Does the...

    Text Solution

    |

  4. A diver in water looks obliquely at an object AB in air. Show the...

    Text Solution

    |

  5. Complete the path of the ray AB through the glass prism in PQR till it...

    Text Solution

    |

  6. A lens of focal length 20 cm forms an inverted image at a distance 60 ...

    Text Solution

    |

  7. Give reasons for the following: During the day : Clouds appear whi...

    Text Solution

    |

  8. Give reasons for the following: During the day : Sky appears blue.

    Text Solution

    |

  9. Name the system which enables us to locate underwater objects by trans...

    Text Solution

    |

  10. What are acoustically measurable quantities related to pitch and loudn...

    Text Solution

    |

  11. When a tuning fork (vibrating) is held close to ear, one hears a faint...

    Text Solution

    |

  12. A man standing in front of a vertical cliff fires a gun. He hears the ...

    Text Solution

    |

  13. The diagram below shows the core of a transformer and its input and ou...

    Text Solution

    |

  14. The diagram below shows the core of a transformer and its input and ou...

    Text Solution

    |

  15. Superconductors are:

    Text Solution

    |

  16. Calculate the current drawn by an appliance rated 110 W, 220 V when co...

    Text Solution

    |

  17. Name a substance whose resistance decreases with the increase in tempe...

    Text Solution

    |

  18. The diagram above shows three resistors connected across a cell of e.m...

    Text Solution

    |

  19. The diagram above shows three resistors connected across a cell of e.m...

    Text Solution

    |

  20. Define heat capacity of a substance.

    Text Solution

    |