In a voltage regulator network with fixed RL and R, what element dictates the minimum level of source voltage?

In a voltage regulator network with fixed RL and R, what element dicta

1.	In a voltage regulator network with fixed RL and R, what element dictates the minimum level of source voltage?
A.	V
B.	I
C.	I
D.	None of these
Answer» B. I

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In a voltage regulator network with fixed RL and R, what element dictates the minimum level of source voltage?

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