Home
Class 12
PHYSICS
Which of the following is used to produc...

Which of the following is used to produce radio waves of constant amplitude?

A

Oscillator

B

FET

C

Rectifier

D

Amplifier

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • ELECTRONICS

    ERRORLESS |Exercise Digital Electronics|2 Videos

  • ELECTRONICS

    ERRORLESS |Exercise Valve Electronics (Diode and Triode)|3 Videos

  • ELECTRON, PHOTON, PHOTOELECTRIC EFFECT AND X-RAYS

    ERRORLESS |Exercise Self Evaluation Test|3 Videos

  • ELECTROSTATICS

    ERRORLESS |Exercise Ordinary Thinking Objective Questions (Electric Flux and Gauss.s Law)|28 Videos

Similar Questions

Explore conceptually related problems

Which of the following sound waves produces the loudest sound?

Which one of the following can produce electromagnetic waves?

How are radio waves produced?

Which of the following form SiO_(2) is used in modern radio and television broadcasting and mobile radio communications?

The product of which of the following is equal to the velocity of light Wavelength and wave number Wavelength and frequency Frequency and wave number Wavelength and amplitude

Which of the following has lowest frequency? Gamma rays, Radio waves, Infrared rays

If two waves of same frequency and same amplitude superimpose and produce third wave of same amplitude, then waves differ in phase by –

ERRORLESS -ELECTRONICS-Selv Evaluation Test
  1. Which of the following is used to produce radio waves of constant ampl...

    Text Solution

    |

  2. In a pure silicon (n(i)=10^(16)//m^(3)) crystal at 300K, 10^(21) atoms...

    Text Solution

    |

  3. In the Boolean algebra bar(A).bar(B) equals is :-

    Text Solution

    |

  4. In the given circuit as shown the two input waveform A and B are appli...

    Text Solution

    |

  5. Two identical capacitors A and B are charged to the same potential V a...

    Text Solution

    |

  6. In transistor, forward bias is always smaller than the reverse bias. T...

    Text Solution

    |

  7. In NPN transistor, if doping in base region is increased then collecto...

    Text Solution

    |

  8. In the following circuit I(1) and I(2) are respectively

    Text Solution

    |

  9. In space charge limited region, the plate current in a diode is 10 mA ...

    Text Solution

    |

  10. A triode has a plate resistance of 10 k Omega and amplification factor...

    Text Solution

    |

  11. Pure sodium (Na) is a good conductor of electricity because the 3s and...

    Text Solution

    |

  12. Would there be any advantage to adding n-type or p-type impurities to ...

    Text Solution

    |

  13. In the following common emitter circuit if beta=100, V(CE)=7 V, V(BE)=...

    Text Solution

    |

  14. When a battery is connected to a P-type semiconductor with a metallic ...

    Text Solution

    |

  15. Is the ionisation energy of an isolated free atom different from the i...

    Text Solution

    |

  16. In the following circuit, a voltmeter V is connected across a lamp L. ...

    Text Solution

    |

  17. For given electric voltage signal dc value is

    Text Solution

    |

  18. When a silicon PN junction is in forwards biased condition with series...

    Text Solution

    |

  19. In the following circuit the equivalent resistance between A and B is

    Text Solution

    |

  20. In the following circuit of PN junction diodes D(1),D(2) and D(3) are ...

    Text Solution

    |

  21. In circuit in following figure the value of Y is-

    Text Solution

    |