An unloaded zener regulator has a source voltage of 20 V, a series resistance of 330 W, and a zener voltage of 12 V, What is the Zener current?

An unloaded zener regulator has a source voltage of 20 V, a series res

1.	An unloaded zener regulator has a source voltage of 20 V, a series resistance of 330 W, and a zener voltage of 12 V, What is the Zener current?
A.	28.4 mA
B.	24.2 mA
C.	34.4 mA
D.	68.4 mA
E.	None of the above
Answer» C. 34.4 mA

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An unloaded zener regulator has a source voltage of 20 V, a series resistance of 330 W, and a zener voltage of 12 V, What is the Zener current?

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