Answer Posted / kamal

The low frequency signal will be attenuated it cant able to
travel long distance hence a high frequency is modulated
with it and transmitted

1. What is leakage current? 2. Transistor VI characters? Explain. 3. What is dc load line? 4. Differential amplifier circuit. 5. Recursive interrupts. 6. Diagram case microcontroller and Eprom 7. Use of grey code? 8. Design counter from 1 to 11. 9. Characteristic impedence?Z0 value of probe used in lab. 10. 3 input TTL logic. 11. What is Pseudo random sequence? Why it is called so? 12. What is stack? 13. Different types of voltage regulation?

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What are the losses that occur in a thyristor during working conditions?

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Explain the term doping and its need.

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In which bands do the movement of electrons and holes take place?

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What is op-amp?

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The output of an AM detector goes directly to the A IF amplifier B Mixer C Audio Amplifier D Loudspeaker

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