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What is faithful amplification. What are basic condition for faithful amplification.
Describe :
(a) Peak Inverse voltage.
(b) Maximum forward current.
(c) Knee voltage
(d) Maximum power rating.
(e) Operating point of transistor.
Define some Huntington postulates - Boolean Algebra? Postulates 1. Commutative Law (a) A + B = B + A (b) A B = B A 2. Distributive Law (a) A (B + C) = A B + A
What is a co-processor? 8087 NDP (numerical data processor) is also termed as math co-processor that is used in parallel with the major processor for number crunching applicat
Use Thevenin's Theorem, find the current flow by resistor R=10Ω.
Q. Amplifiers with Feedback? Almost all practical amplifier circuits include some form of negative feedback. The advantages gained with feedback may include the following: •
Calculate the maximum length of an optical fibre that exhibits 0.8dB/km attenuation if the optical output is 10mW and the power launched at the input is 150mW. [Hint: Loss, L=10 lo
A pure sine wave along with a frequency of 100Hz is sampled at 150Hz. At which point one of the subsequent frequencies would you expect an alias? A) 75Hz B) 100Hz C) 150Hz
Hall Effect experiment: Prob. Write short note on Hall Effect and its applications. What properties of a semiconductor are determined from a Hall Effect experiment? Sol.
Q. Explain the working principle of an opto coupler? When it is necessary to block the voltage between one electronic circuit and another, and transfer the signal at the same t
Find the core radius necessary for a single mode operation at 1320nm of a step index fibre with n 1 =1.48 and n 2 =1.478. What are the N.A and maximum acceptance angle for this fib
Q. Explain the working of a photo - transistor with a sketch A second optoelectronic device that conducts current when exposed to light is the PHOTOTRANSISTOR. A phototransisto
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