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A192009 Pages: 2

semiconductor materials used in the construction of LED.
With the help of a diagram explain the working of a solar cell.
Module III

For the given NPN transistor configuration find the quiescent values ५८९0 and
1೧0.
Given Ri=15 kQ, R2 52.7 kQ, Re=1 kQ and २८८ 112, Vcc = 12%, 0+

مل ما لے ہے

Compare the three BJT configuration based on the major parameters.

OR
Draw and explain the input and output characteristics of an NPN transistor in
common base configuration

Module IV
Describe the structure and characteristics of n-channel depletion type MOSFET.

OR
Explain the working of a photo transistor with its characteristics.
Draw the structure and two transistor equivalent circuit of SCR.
Module V
Explain the working of a bridge rectifier with circuit diagram and waveform.
OR
Draw and explain zener diode voltage regulator.
Explain the working of a capacitor filter in a power supply with input and output
waveform.
Module VI
With the help of a block diagram explain the working of a function generator.
Describe the working of an analog multimeter.
OR
Explain the working of a CRO with block diagram.

Explain how CRO can be used to measure frequency.

പലി

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