In a half-wave rectifier the r.m.s. value of the A.C. component of the wave is________________?
A. Equal to D.C. value
B. More than D.C. value
C. Less than D.C. value
D. Zero
A. Equal to D.C. value
B. More than D.C. value
C. Less than D.C. value
D. Zero
A. 2
B. 3
C. 4
D. 5
A. Step up transformer
B. Step down transformer
C. Three diodes in common
D. Triode vacuum tube
The working of transistor as amplifier is similar to________________? Read More »
Electronics, Physics Mcqs A. Non-inverting voltage at output
B. Reference voltage on the other
C. Virtual input
D. Output
A. A very high input impedance
B. A very low input impedance
C. A low output impedance
D. None of the above
Non-inverting amplifier circuits have____________? Read More »
Electronics, Physics Mcqs A. That the emitter be heated
B. That the base be heated
C. That the collector be heated
D. None of the above
The operation of a transistor requires______________? Read More »
Electronics, Physics Mcqs A. 2
B. 3
C. 4
D. 5
A. A high gain amplifier
B. A high-power amplifier
C. A high resistance amplifier
D. A low resistance amplifier
The operational amplifier is______________? Read More »
Electronics, Physics Mcqs A. A digital waveform
B. An analogue waveform
C. Discrete waveform
D. None at all
The alternating voltage is an example of_______________? Read More »
Electronics, Physics Mcqs A. The light emitting diodes
B. Photo diodes
C. Photo voltaic cell
D. Solar cells.