If the doping level is increased, the breakdown voltage of the Zener ___________
If the doping level is increased, the breakdown voltage of the Zener ___________
A power supply has a voltage regulation of 1%. If the no-load voltage is 20 V, what is the full-load voltage?
A power supply has a voltage regulation of 1%. If the no-load voltage is 20 V, what is the full-load voltage?
A Zener diode that has very narrow depletion layer will breakdown by mechanism
A Zener diode that has very narrow depletion layer will breakdown by mechanism
A Zener voltage regulator is used for ___________ load currents
A Zener voltage regulator is used for ___________ load currents
In a Zener voltage regulator, the changes in load current produce changes in ___________
In a Zener voltage regulator, the changes in load current produce changes in ___________
A Zener regulator ___________ in the power supply
A Zener regulator ___________ in the power supply
Another name for Zener diode is ___________ diode
Another name for Zener diode is ___________ diode
A power supply can deliver a maximum rated current of 0.5 A at full-load output voltage of 20 V. What is the minimum load resistance that you can connect across the supply?
A power supply can deliver a maximum rated current of 0.5 A at full-load output voltage of 20 V. What is the minimum load resistance that you can connect across the supply?
In an unregulated power supply, if load current increases, the output voltage ___________
In an unregulated power supply, if load current increases, the output voltage ___________
Two similar 15 V Zeners are connected in series. What is the regulated output voltage?
Two similar 15 V Zeners are connected in series. What is the regulated output voltage?
A Zener diode ___________
A Zener diode ___________
The rupture of covalent bonds will occur when the electric field is ___________
The rupture of covalent bonds will occur when the electric field is ___________
In an unregulated power supply, if input a.c. voltage increases, the output voltage .
In an unregulated power supply, if input a.c. voltage increases, the output voltage .
A Zener voltage regulator will cease to act as a voltage regulator if Zener current becomes ___________
A Zener voltage regulator will cease to act as a voltage regulator if Zener current becomes ___________
The Zener current will be minimum when ___________
The Zener current will be minimum when ___________
Zener diode are generally made of ___________
Zener diode are generally made of ___________
In a loaded Zener regulator, which is the largest Zener current?
In a loaded Zener regulator, which is the largest Zener current?
In a regulated power supply, two similar 15 V zeners are connected in series. The input voltage is 45 V d.c. If each Zener has a maximum current rating of 300 mA, what should be the value of the series resistance?
In a regulated power supply, two similar 15 V zeners are connected in series. The input voltage is 45 V d.c. If each Zener has a maximum current rating of 300 mA, what should be the value of the series resistance?
If the load resistance decreases in a Zener regulator, then Zener current ___________
If the load resistance decreases in a Zener regulator, then Zener current ___________
A 30 V Zener will have depletion layer width ___________ that of 10 V Zener
A 30 V Zener will have depletion layer width ___________ that of 10 V Zener
In a 15 V Zener diode , the breakdown mechanism will occur by ___________
In a 15 V Zener diode , the breakdown mechanism will occur by ___________
A Zener diode utilises ___________ characteristic for voltage regulation
A Zener diode utilises ___________ characteristic for voltage regulation
The current in a Zener diode is limited by ___________
The current in a Zener diode is limited by ___________
The load voltage is approximately constant when a Zener diode is ___________
The load voltage is approximately constant when a Zener diode is ___________
When load current is zero, the Zener current will be
When load current is zero, the Zener current will be
A Zener diode is used as a ___________ voltage regulating device
A Zener diode is used as a ___________ voltage regulating device
As the junction temperature increases, the voltage breakdown point for avalanche mechanism ___________
As the junction temperature increases, the voltage breakdown point for avalanche mechanism ___________
What is true about the breakdown voltage in a Zener diode?
What is true about the breakdown voltage in a Zener diode?
An ideal regulated power supply is one which has voltage regulation of ___________
An ideal regulated power supply is one which has voltage regulation of ___________
As the junction temperature increases, the voltage breakdown point for Zener mechanism ___________
As the junction temperature increases, the voltage breakdown point for Zener mechanism ___________
A certain regulator has a no-load voltage of 6 V and a full-load output of 5.82 V. What is the load regulation?
A certain regulator has a no-load voltage of 6 V and a full-load output of 5.82 V. What is the load regulation?
Which of these is the best description for a Zener diode?
Which of these is the best description for a Zener diode?
For increasing the voltage rating, zeners are connected in ___________
For increasing the voltage rating, zeners are connected in ___________
If the input a.c. voltage to regulated or ordinary power supply increases by 5% what will be the approximate change in d.c. output voltage?
If the input a.c. voltage to regulated or ordinary power supply increases by 5% what will be the approximate change in d.c. output voltage?
A power supply which has voltage regulation of ___________ is unregulated power supply
A power supply which has voltage regulation of ___________ is unregulated power supply
Commercial power supplies have voltage regulation ___________
Commercial power supplies have voltage regulation ___________
If the load current drawn by unregulated power supply increases, the d.c. output voltage ___________
If the load current drawn by unregulated power supply increases, the d.c. output voltage ___________
