Transistors questions with answers
96 multiple-choice questions. Open any question for its answer and explanation.
- In a parallel LC circuit, if the input signal frequency is increased above resonant frequency then ___________
- The disadvantage of voltage divider bias is that it has ___________
- The most commonly used semiconductor in the manufacture of a transistor is ___________
- If biasing is not done in an amplifier circuit, it results in ___________
- ICEO = () ICBO
- A tuned amplifier is used in ___________ applications
- The purpose of resistance in the emitter circuit of a transistor amplifier is to ___________
- In a npn transistor, ___________ are the minority carriers
- The Q of a tuned amplifier is generally ___________
- The Q of a tuned amplifier is 50. If the resonant frequency for the amplifier is 1000kHZ, then bandwidth is ___________
- At series or parallel resonance, the circuit power factor is ___________
- The phase difference between the input and output voltages of a transistor connected in common collector arrangement is ___________
- Frequencies above ___________ kHz are called radio frequencies
- For proper amplification by a transistor circuit, the operating point should be located at the ___________ of the d.c. load line
- Transistor biasing is generally provided by a ___________
- The operating point is also called the ___________
- The zero signal IC is generally ___________ mA in the initial stages of a transistor amplifier
- In a base resistor method, if the value of ß changes by 50, then collector current will change by a factor
- The Q of a tuned circuit refers to the property of ___________
- Double tuned circuits are used in ___________ stages of a radio receiver
- The stabilisation of operating point in potential divider method is provided by ___________
- A resonant circuit contains ___________ elements
- The Q of an LC circuit is given by ___________
- At series resonance, the phase angle between applied voltage and circuit is ___________
- For germanium transistor amplifier, VCE should ___________ for faithful amplification