- phantastron circuit
The breakdown voltage increases as the temperature increases of the avalanche breakdown. The avalanche breakdown has
- positive temperature coefficient
When the common emitter transient is cut-off
- the maximum voltage appears across the collector
The static V/I characteristic of junction diode is defined by
- Boltzmann diode equation
Photoconductive cell is also known as
- phototransistor cell or photoresistor cell
ICs that are based on discrete changes of values in circuit operation
- Digital ICs
The problem of coordinating different asynchronous devices in a computer can be overcome by the technique called
- Handshake
Generates non-sinusoidal waveform
- Multivibrators
An SCS has
- 1 anode, 1 cathode and 2 gate terminals
ICs which are made by silk-screening components onto an aluminum substrate is _____ ICs
- thick layer
The Nimak Gantry robot has a
- good positional precision
Thermal neutrons are also called
- slow neutrons
The gain of darlington amplifier pair is produced by _______ its beta
- Multiplying
A transistor is operated as a non-saturated switch to eliminate
- storage time
Boolean algebra is essentially based on
- logic
When used in circuit, zener diode is always
- reversed bias
In an AC amplifier, larger internal resistance in an ac source signal
- small circuit voltage gain
Transients that is produced due to sudden but energetic changes from one steady state to another is ______ transients
- Transition
Solar cells are used in earth satellites because
- very high efficiency and unlimited life
IC manufacturing foundation is based on
- Wafer
Maxwell-Wien bridge measures
- Inductance
D flip-flop is composed of
- J-K flip flop
- Inverter &
- RS flip flop
At room temperature, current carrier of intrinsic semiconductors is
- electrons and holes
Anderson bridge is a modification of
- wien-bridge oscillator
JFETs operate in
- depletion mode only
An instrument that measures variation in temperature by changing metallic resistance
- Bolometer
CE is always
- 180ยบ phase reversal
GaAs emits
- in the infrared region
Phototransistors are the same as conventional transistors except that
- Phototransistor uses light to “switch on” the transistor
The dv/dt effect on SCRs cause
- false triggering
If the power output in an amplifier is doubled, the increase in energy level is
- 3dB
The ratio of Ah efficiency over wH efficiency is
- always greater than 1m
There is no transient in
- purely resistive circuits
- Converter transformer
Meter that has own power source
- Ohmmeter
Opposes the creation of magnetic flux
- Reluctance
Has less reactance than wire wound
- Metal Film Resistor
The reciprocal of atomic number unit in grams
- Avogadro’s Number
Representation of the rate of change
- Derivative of sinewave
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