A zener diode of voltage {\V}_{{\Z}}(=6 {\V}) is used to maintain a constant voltage across a load resistance {\R}_{{\L}}(=1000 \\Omega) by using a series resistance {\R}_{{\s}}(=100 \\Omega). If the e.m.f. of source is {\E} (=9 {\V}), what is the power being dissipated in Zener diode ?

BITSAT 2021 Paper

Section: Physics

Question : 17 of 150

Marks: +1, -0

A zener diode of voltage VZ(=6V) is used to maintain a constant voltage across a load resistance RL(=1000Ω) by using a series resistance Rs(=100Ω). If the e.m.f. of source is E (=9V), what is the power being dissipated in Zener diode ?

0.144 watt
0.324 watt
0.244 watt
0.544 watt

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