Hamad Transistor Audio Power Amplifiers 17/02/2021 A. Dual B. Push-pull C. Symmetrical D. Differential Related Mcqs: Power amplifiers handle ______________ signals compare to voltage amplifiers?A. Small B. Very small C. Large D. None of the above... A power amplifier has comparatively __________________ ß ?A. Small B. Large C. Very large D. None of the above... What turn ratio (Np/Ns) of transformer is required to match 4 O speaker to a transistor having an output impedance of 8000 O ?A. 2 B. 7 C. 3 D. None of the above... The most costly coupling is _______________ coupling?A. RC B. Direct C. Impedance D. Transformer... The pulsating d.c. applied to power amplifier causes________________?A. Burning of transistor B. Hum in the circuit C. Excessive forward voltage D. None of the above...
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