If a high degree of selectivity is desired, then double-tuned circuit should have ___________ coupling?

Related Mcqs:

1. In the double tuned circuit, if the mutual inductance between the two tuned circuits is decreased, the level of resonance curve ___________________?

   A. Remains the same B. Is lowered C. Is raised D. None of the above...

2. If the resistance of a tuned circuit is increased, the Q of the circuit _______________?

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

3. Double tuned circuits are used in ____________ stages of a radio receiver?

   A. IF B. Audio C. Output D. None of the above...

4. The Q of a tuned circuit refers to the property of_______________?

   A. Sensitivity B. Fidelity C. Selectivity D. None of the above...

5. A tuned amplifier is used in ___________ applications?

   A. Radio frequency B. Low frequency C. Audio frequency D. None of the above...

6. A tuned amplifier is generally operated in ____________operation?

   A. Class A B. Class C C. Class B D. None of the above...

7. The voltage gain of a tuned amplifier is____________at resonant frequency

   A. Minimum B. Maximum C. Half-way between maximum and minimum D. Zero...

8. Tuned class C amplifiers are used for RF signals of________________?

   A. Low power B. High power C. Very high power D. None of the above...

9. The Q of a tuned amplifier is 50. If the resonant frequency for the amplifier is 1000kHZ, then bandwidth is __________________?

   A. 10kHz B. 40 kHz C. 30 kHz D. 20 kHz...

10. The Q of a tuned amplifier is generally _________________?

    A. Less than 5 B. Less than 10 C. More than 10 D. None of the above...