RRB JE 2019: EDC Quiz 8

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Question 1

Output response of a diode clipper circuit shown inn figure will be

• A
• B
• CBoth (A) & (B)
• DNone of the above

Question 2

Find the output waveform of a limiter circuit shown?

• A
• B
• C
• D

Question 3

In diode clipping circuit:

• Adiode on forward biased will not allows current to pass through itself
• Bdiode if forward biased will allow current across clamping voltage
• Cdiode on reverse biased, allows small amount of current to pass through
• Dthere will be no current flow across the voltage

Question 4

In diode clipping circuit shown, which among the following conditions are correct?

• AIn positive half cycle, diode D1 conducts and limits waveform to +4.7 V
• BIn positive half cycle, diode D2 also conducts till voltage reaches +6.7 V
• CPositive voltages above +4.7 V are not clipped
• DNegative voltages below +6.7 V are clipped

Question 5

In the Shunt Negative Clipper, which statement is correct?

• Ain positive half cycle, output will be twice as input
• Bin positive half cycle, output will be same as input
• Cin negative half cycle, reference voltage is disabled
• Din negative half cycle, reference voltage appears at input

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