Home
Class 12
PHYSICS
In a CE amplifier , the input ac signal ...

In a CE amplifier , the input ac signal to be amplified is applied across

A

forward biased emitter - base junction

B

reverse biased collector - base junction

C

reverse biased emitter - base junction

D

forward biased collector - base junction

Text Solution

Verified by Experts

The correct Answer is:
A

In a CE, amplifier , the input ac signal to be amplified is applied across formwork biased emitter - base junction.
Promotional Banner

Topper's Solved these Questions

  • KARNATAKA CET 2017

    KCET PREVIOUS YEAR PAPERS|Exercise PHYSICS|60 Videos
  • KARNATAKA CET 2019

    KCET PREVIOUS YEAR PAPERS|Exercise PHYSICS|60 Videos

Similar Questions

Explore conceptually related problems

Sound is amplified by the

What is an amplifier? Draw the simple circuit of transistor amplifier in CE mode.

What is an amplifier?

Define ac signal current amplification factor (beta) .

Phase angle between input and output signals in a CE amplifier in degrees is

For a CE transistor amplifier, the audio signal across the collector resistance of 2kOmega is 2V. Suppose the current amplification factor of the transistor is 100, find the input signal voltage and base current, if the base resistance is 1 k Omega .

An applied voltage signal consists of a superposition of a dc voltage and an ac voltage of high frequency. The circuit consists of an inductor and a capacitor in series. Show that the dc signal will appear across C and the ac signal across L.

KCET PREVIOUS YEAR PAPERS-KARNATAKA CET 2018-PHYSICS
  1. The energy equivalent to a substance of mass 1 g is

    Text Solution

    |

  2. The half - life of tritium is 12.5 years. What mass of tritium of init...

    Text Solution

    |

  3. In a CE amplifier , the input ac signal to be amplified is applied acr...

    Text Solution

    |

  4. If A = 1 and B = 0 , then in terms of Boolean algebra , A + barB is eq...

    Text Solution

    |

  5. The density of an electron - hole pair in a pure germanium is 3xx10^(-...

    Text Solution

    |

  6. The dc common emitter current gain of a n - p - n transistor is 50 . ...

    Text Solution

    |

  7. The radius of Earth is 6400 km. If the height of an antenna is 500 m ,...

    Text Solution

    |

  8. A space station is at a height equal to the radius of the Earth . If v...

    Text Solution

    |

  9. A particle shows distance - time curve as shown in the figure. The ma...

    Text Solution

    |

  10. Which of the following graphs correctly represents the variation of g ...

    Text Solution

    |

  11. A cup of tea cools from 65.5^@C " to " 62.5^@C in 1 minute in a room...

    Text Solution

    |

  12. The dimensions of the ratio of magnetic flux (phi) and permeability. (...

    Text Solution

    |

  13. A mass m on the surface of the Earth is shifted to a target equal to ...

    Text Solution

    |

  14. First overtone frequency of a closed pipe of length l1 is equal to th...

    Text Solution

    |

  15. The resistance R=V/I Where V = (100 p5) V and I=(10 pm0.2) . The perc...

    Text Solution

    |

  16. A block rests on a rough inclined plane making an angle of 30 ^@ with...

    Text Solution

    |

  17. Two particle of masses m1 and m2 have equal kinetic energies . The ra...

    Text Solution

    |

  18. The pressure at the bottom of a liquid tank is not proportional to the

    Text Solution

    |

  19. A Carnot engine takes 300 calories of heat from a source at 500 K and...

    Text Solution

    |

  20. The pressure of an ideal gas is Increased by keeping temperature const...

    Text Solution

    |