In an AM wave, the majority of the power is in _____________?

Related Mcqs:

1. In an AM wave useful power is carrier by ______________?

   A. Carrier
   B. Sidebands
   C. Both sidebands and carrier
   D. None of the above

2. At 100% modulation, the power in each sideband is _____________ of that of carrier?

   A. 50%
   B. 40%
   C. 60%
   D. 25%

3. If level of modulation is increased ______________ power is increased?

   A. Carrier
   B. Sideband
   C. Carrier as well as sideband
   D. None of the above

4. A 50 kW carrier is to be amplitude modulated to a level of 85%. What is the carrier power after modulation ?

   A. 50 kW
   B. 5 kW
   C. 8 kW
   D. 25 kW

5. In the above question, what is the power in sidebands ?

   A. 8 kW
   B. 6 kW
   C. 06 kW
   D. 9 kW

6. In the above question, what is the power in sidebands?

   A. 8 kW
   B. 6 kW
   C. 06 kW
   D. 9 kW

7. Overmodulation (amplitude) occurs when signal amplitude is _____________ carrier amplitude?

   A. Equal to
   B. Greater than
   C. Less than
   D. None of the above

8. The diode detector in an AM radio receiver is usually found _____________?

   A. Before the first RF stage
   B. After the first RF stage
   C. After several stages of amplification
   D. None of the above

9. A high Q tuned circuit will permit an amplifier to have high __________________?

   A. Fidelity
   B. Frequency range
   C. Sensitivity
   D. Selectivity

10. As the modulation level is increased, the carrier power__________________?

    A. Is increased
    B. Remains the same
    C. Is decreased
    D. None of the above