Q29.A Zener of breakdown voltage VZ = 8 V and maximum Zener current, IZM = 10 mA is subjected to an input voltage Vi = 10 V with series resistance R = 100 Ω . In the given circuit RL represents the variable load resistance. The ratio of maximum and minimum value of RL is _____ .
What This Question Tests
This question requires understanding the operation of a Zener diode as a voltage regulator, calculating current distributions to determine the range of load resistance.
Concepts Tested
Formulas Used
I_s = (V_i - V_Z) / R
I_L = V_Z / R_L
I_s = I_Z + I_L
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📋 Question Details
- Chapter
- Semiconductor
- Topic
- Zener diode as voltage regulator
- Year
- 2022
- Shift
- 28 Jun Shift 2
- Q Number
- Q29
- Type
- Numerical
- NCERT Ref
- Class 12 Physics Ch 14: Semiconductor Electronics: Materials, Devices and Simple Circuits
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