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Calculate the N.A of a step index fibre having n1=1.48 and n2=1.46. What is the maximum entrance angle ψmax for this fibre if the outer medium is air with n1=1.0? Given n1=1.48 n2=1.46We know that numerical aperture, Sinψ = (n12- n22)½= (1.482- 1.462)½ =0.2425 ψmax= sin-1(0.2425) = 14.03°
a) What is meant by frequency response and how would you check the performance of your amplifier? b) Calculate the Voltage Gain of your amplifier at a range of frequencies suffic
what happens when we apply DC supply to transformer primary
Consider the characteristics of patterns that appear on the screen of a CRT, when sinusoidal voltages are simultaneously applied to horizontal and vertical plates. These patterns a
Explain Superconductivity. Superconductivity - The resistivity of most metals rises with rise in temperature and vice-versa. There are several metals and chemical compounds
Name the three modes used by the DMA processor to transfer data? The three modes are:- a) Signal transfer mode (cycling stealing mode) b) Block transfer mode c) Demand
Q. With the help of circuit diagram explain a Miller Sweep generator Figure given below shows the circuit of a Miller integrator or a sweep circuit. Transistor Q1 acts as a swi
Q. External Frequency Compensation of operational amplifier? For applications requiring a more extended high-frequency response, there are op amps with no internal compensation
Assignment
explan Two segment and four sagment commutator action
ELECTRO MAGNETISM: In this unit we learned about electromagnetism and the relationship that presents between and magnetic flux and electric current. The way in which electric
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