Home
Class 12
PHYSICS
A p -n junctin diode is connected to a ...

A p -n junctin diode is connected to a battery of 2 V and a resistance as shownin the adjoining calculate the curernt passing through the resistor

Text Solution

Verified by Experts

here p-n junction is connected to the battery in forward thus the resistance offered by the diobe will be zero and the current in the circuit will be `(2)/(8) = 0.25A`
Promotional Banner

Topper's Solved these Questions

  • SEMICONDUCTOR ELECTRONICS METERIALS DEVICES AND SIMPLE CIRCUITS

    MODERN PUBLICATION|Exercise TOUGH & TRICKY PROBLEMS|10 Videos
  • SEMICONDUCTOR ELECTRONICS METERIALS DEVICES AND SIMPLE CIRCUITS

    MODERN PUBLICATION|Exercise NCERT FILE SOLVED (TEXT BOOK EXERCISES )|30 Videos
  • SEMICONDUCTOR ELECTRONICS METERIALS DEVICES AND SIMPLE CIRCUITS

    MODERN PUBLICATION|Exercise PRACTICE PROBLEMS|26 Videos
  • RAY OPTICS AND OPTICAL INSTRUMENTS

    MODERN PUBLICATION|Exercise CHAPTER PRACTICE TEST|14 Videos
  • WAVE OPTICAL

    MODERN PUBLICATION|Exercise CHAPTER PRACTICE TEST|7 Videos

Similar Questions

Explore conceptually related problems

A p n junction diode is connected to a battery of 2 v and a resistance of 8 ohm as shown in figure calculate the current passing through the resistor

A p-n junction diode in forward bias is connected to a battery of 4 V and a resistance of 80 omega as shown in the ajoining determine the maximum current in the circuit barrier potential of p-n diode is 0.2 V

A zener diode of 30 V is connected as shown with 90 V battery as shown in figure. Calculate the current passing through the diode.

In a p-n junction diode without any battery

A P-N junction diode connected to a battery of e.m.f. 4.5 V and an external resistance of 1000 Omega . What is the value of current in the circuit, if potential barrier in the diode = 0.5 V

Two resistors of resistances 2Omega and 6Omega are connected in parallel. This combination is then connected to a battery of emf 2 V and internal resistance 0.5 Omega . What is the current flowing thrpough the battery ?

Find current passing through the battery and each resistor.

(a) Three resistors 2 Omega, 4 Omega and 5 Omega are combined in series. What is the total resistance of the combination ? (b) If the combination is connected to a battery of emf 20 V and negligible internal resistance, determine the current through each resistor, and the total current drawn from the battery.

MODERN PUBLICATION-SEMICONDUCTOR ELECTRONICS METERIALS DEVICES AND SIMPLE CIRCUITS -CONCEPUAL QUESTIONS
  1. The resistance of p-n junction is low when forward biased and is high ...

    Text Solution

    |

  2. A p n junction diode is connected to a battery of 2 v and a resistanc...

    Text Solution

    |

  3. A p -n junctin diode is connected to a battery of 2 V and a resistan...

    Text Solution

    |

  4. A half wave rectifier provides DC output power of 30 W when 100 W AC ...

    Text Solution

    |

  5. How can we use a diode as a switch

    Text Solution

    |

  6. How can we increase the intensity of an LED

    Text Solution

    |

  7. In a transistor base is made thin and doped with little impurity atoms...

    Text Solution

    |

  8. How will the current in the transistor change with the increase in...

    Text Solution

    |

  9. Explain, why the input resistance of a transistor is low and output re...

    Text Solution

    |

  10. Transistor also works bidirectinaly commment

    Text Solution

    |

  11. In a transistor both emitter base jucntion and colector base junction ...

    Text Solution

    |

  12. If the base region of a transistor is made large, as compared to a usu...

    Text Solution

    |

  13. In the given circuit diagram, a voltmeter 'V' is connected across a la...

    Text Solution

    |

  14. How are analogue and digital signals different

    Text Solution

    |

  15. Discuss how a NOT gate is realised using NAND gates.

    Text Solution

    |

  16. Realise the formation of AND gate using NAND gate

    Text Solution

    |

  17. Realise the formation of OR gate from NAND gate

    Text Solution

    |

  18. Text Solution

    |

  19. NAND gate is also known as digital building block explain

    Text Solution

    |

  20. Arrange two NAND gates and one OR gate such that the combination o...

    Text Solution

    |