In a Zener voltage regulator, the changes in load current produce changes in ___________

A Zener voltage regulator will cease to act as a voltage regulator if Zener current becomes ___________

A

Less than load current

B

Zero

C

More than load current

D

None of the above

If the load resistance decreases in a Zener regulator, then Zener current ___________

A

Decreases

B

Stays the same

C

Increases

D

None of the above

In a loaded Zener regulator, which is the largest Zener current?

A

Series current

B

Zener current

C

Load current

D

None of the above

A Zener voltage regulator is used for ___________ load currents

A

High

B

Very high

C

Moderate

D

Small

A Zener regulator ___________ in the power supply

A

Increases the ripple

B

Decreases the ripple

C

Neither increases nor decreases the ripple

D

Data insufficient

When load current is zero, the Zener current will be

A

Zero

B

Minimum

C

Maximum

D

None of the above

The load voltage is approximately constant when a Zener diode is ___________

A

Forward biased

B

Unbiased

C

Reverse biased

D

Operating in the breakdown region

As the junction temperature increases, the voltage breakdown point for Zener mechanism ___________

A

Is increased

B

Is decreased

C

Remains the same

D

None of the above

A Zener diode is used as a ___________ voltage regulating device

A

Shunt

B

Series

C

Series-shunt

D

None of the above

If the doping level is increased, the breakdown voltage of the Zener ___________

A

Remains the same

B

Is increased

C

Is decreased

D

None of the above

In a Zener voltage regulator, the changes in load current produce changes in ___________

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