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Data Communication
1. Write short notes on:
a. Sky wave propagationb. Line of sight propagation
2. List and describe the different types of errors that occur during data transmission.
3. What is the concept of multiplexing. Explain about Frequency-division multiplexing.
4. Illustrate Code-Division Multiple Access (CDMA).
5. Define topology? Explain the types of LAN topologies.
6. Briefly write short notes on IEEE 802.1Q VLAN standard.
Theoretical calculations The characteristics of the d.c. machine you will be investigating are given on the last page of this part. Use 200V DC supply for both armature and fie
Self-inductance and the induced e.m.f Inductance is the name given to the property of a circuit whereby there is an e.m.f induced into the circuit by alter of flux linkages pro
AC Motors DC motors that have their magnetic fields produced by coils as described earlier can, in principle, be powered from AC as well, since if the applied voltage reverse
why do we prefer h model ampliflying circuits?
Electromechanical Meters Electromechanical energy meters are based on the Ferraris Principle (see note in the margin). The working of these meters is explained. Working o
Consider the circuit of Figure for t> 0 with zero initial conditions, v Th (t) = 1 V (dc), and R Th = 2 ; L = 1 H. Determine the complete response for vC(t) for capacitance value
Q. Explain the bandwidth for the curve and the applications of an RC coupled amplifier. Frequency response curve of an RC coupled amplifier was shown above(prev page). The cut
The winding of an electromagnet has an inductance of 3H and a resistance of 15?. When it is connected to a 120 V d.c. supply, Determine:
can you let me know how much it would be for the answer to a question that has 2 parts
Q. Can you show the Decimal to Octal Conversion? To convert decimal to octal is somewhat more difficult. The usual method to convert from decimal to octal is repeated division
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