Electronic Devices Circuits Rectifier Voltmeter Online Exam Quiz
Electronic Devices Circuits Rectifier Voltmeter GK Quiz. Question and Answers related to Electronic Devices Circuits Rectifier Voltmeter. MCQ (Multiple Choice Questions with answers about Electronic Devices Circuits Rectifier Voltmeter
In electronic voltmeter, the range of input voltages can be extended by using _______
Options
A : Functional switch
B : Input attenuator
C : Rectifier
D : Balanced bridge dc amplifier
AC voltmeter consists of_________
Options
A : half wave rectifier
B : full wave rectifier
C : center tap rectifier
D : bridge wave rectifier
Which of the following instruments cannot be applied for ac measurements?
Options
A : Hot wire
B : PMMC
C : Electrostatic
D : Induction type
The resistance of an ideal voltmeter is __________
Options
A : low
B : infinite
C : zero
D : high
In a general rectifier voltmeter, the meter has low sensitivity because of ___________ of the diode.
Options
A : low forward resistance
B : high forward resistance
C : low reverse impedance
D : high reverse impedance
The scale of a voltmeter is uniform. Its type is _________
Options
A : Moving Iron
B : Induction
C : Moving coil permanent magnet
D : Moving coil dynamometer
Electronic voltmeters can be designed to measure ____________
Options
A : Only very small voltages
B : Only very high voltages
C : Both very small and very high voltages
D : Neither high nor small voltages
Which of the instruments is most accurate?
Options
A : PMMC
B : Moving iron
C : Thermo couple
D : Induction type
In reverse bias, rectifier behaves as a___________
Options
A : Resistor
B : Capacitor
C : Inductor
D : Amplifier
_________ diodes are preferred in AC rectifier voltmeter arrangements.
Options
A : Silicon
B : Germanium
C : Gallium
D : Arsenide
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