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?

Related Mcqs:

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

A. Zener current B. Zener voltage C. Zener voltage as well as Zener current D. None of the above...

Another name for Zener diode is ______________diode?

A. Breakdown B. Voltage C. Power D. Current...

For increasing the voltage rating, zeners are connected in_____________?

A. Parallel B. Series-parallel C. Series 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...

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. 10% B. 20% C. 15% D. 5%...