
Pick the correct statement based on the above circuit.
A. The maximum Zener current IZ(max), when RL = 10 k$$\Omega $$, is 15 mA
B. The maximum Zener current IZ(max), when RL = 10 k$$\Omega $$, is 5 mA
C. With Vin = 20 V, IL = IZ, when RL = 2 k$$\Omega $$
D. The power dissipated across the Zener, when RL = 10 k$$\Omega $$ and Vin = 20 V is 100 mW
Answer: Option B
A. is a common-emitter amplifier
B. uses a p-n-p transistor
C. is an oscillator
D. has a voltage gain less than one
A. 1 AND gate
B. 2 AND gates
C. 1 OR gate
D. 2 OR gates
A. the gain decreases by 10 times
B. the output resistance increases by 10 times
C. the fH increases by 100 times
D. the input resistance decreases by 100 times
The following circuit (where, RL ≫ R) performs the operation of
A. OR gate for a negative logic system
B. NAND gate for a negative logic system
C. AND gate for a positive logic system
D. AND gate for a negative logic system


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