Electronic Devices Circuits Inductor Filters Online Exam Quiz
Electronic Devices Circuits Inductor Filters GK Quiz. Question and Answers related to Electronic Devices Circuits Inductor Filters. MCQ (Multiple Choice Questions with answers about Electronic Devices Circuits Inductor Filters
The output voltage VDC for a rectifier with inductor filter is given by_________
Options
A : (2Vm/?)-IDCR
B : (2Vm/?)+IDCR
C : (2Vm?)-IDCR
D : (2Vm?)+IDCR
A full wave rectifier with a load resistance of 5K? uses an inductor filter of 15henry. The peak value of applied voltage is 250V and the frequency is 50 cycles per second. Calculate the ripple factor (?).
Options
A : 0.1
B : 0.6
C : 0.5
D : 0.4
A full wave rectifier with a load resistance of 5K? uses an inductor filter of 15henry. The peak value of applied voltage is 250V and the frequency is 50 cycles per second. Calculate the dc load current.
Options
A : 0.7mA
B : 17mA
C : 10.6mA
D : 20mA
A dc voltage of 380V with a peak ripple voltage not exceeding 7V is required to supply a 500? load. Find out the inductance required.
Options
A : 10.8henry
B : 30.7henry
C : 28.8henry
D : 15.4henry
What is the effect of an inductor filter on a multi frequency signal?
Options
A : Dampens the AC signal
B : Dampens the DC signal
C : To reduce ripples
D : To change the current
The inductor filter should be used when RL is consistently small because_________
Options
A : Effective filtering takes place when load current is high
B : Effective filtering takes place when load current is low
C : Current lags behind voltage
D : Current leads voltage
The output of a rectifier is pulsating because_________
Options
A : It has a pulse variations
B : It gives a dc output
C : It contains both dc and ac components
D : It gives only ac components
The inductor filter gives a smooth output because_________
Options
A : It offers infinite resistance to ac components
B : It offers infinite resistance to dc components
C : Pulsating dc signal is allowed
D : The ac signal is amplified
What causes to decrease the sudden rise in the current for a rectifier?
Options
A : the electrical energy
B : The ripple factor
C : The magnetic energy
D : Infinite resistance
The ripple factor (?) of inductor filter is_________
Options
A : ? = RZ3/?2?L
B : ? = RZ/3?2?L
C : ? = RZ3?2/?L
D : ? = RZ3/?2?L
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