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Question:
a) Differentiate between Asynchronous message passing and Synchronous-message passing.
b) If keyboards are the predominant means of interface to human input, then visible displays are the universal means of human output. Explain the three broad categories in which displays can be grouped.
c) The design of the microcontroller starts with an identified need and blank piece of paper or computer screen. What are the four steps involving the evolution of the microcontroller?
d) Describe the term "Validation" in the Embedded System Design context.
e) Give four different actions included in Testing.
Q. Define and explain the critical field circuit resistance and critical speed of a DC shunt generator. Ans. The OCC and R - line for a DC shunt generator. As, R f is
Q. Illustrate the principle of alignment? Pieces of highly permeablematerial, such as iron, situated in ambientmediumof lowpermeability, such as air, in which a magnetic field
Hysteresis loss least depends on (A) Frequency. (B) Magnetic field intensity. (C) Volume of the material. (D)Grain orientation of material.
If E b /N 0 = 20 in a coherent ASK system, find the value of Eb/N0 that is needed in a noncoherent ASK system to yield the same value of Pe as the coherent system.
Q. Current-carrying conductors? Current-carrying conductors, when placed in magnetic fields, experience mechanical force. Considering only the effect of the magnetic field, the
Software Defined Radio (SDR) is an advanced radio technology in which flexibility is achieved in using radio functions such as modulation and demodulation of radio signals are carr
Q. Describe about transmission-line voltage regulation? The transmission-line voltage regulation (TLVR) is the ratio of the per-phase voltage drop between the sending-end and r
Q. The input to the differentiator circuit is a sinusoidal voltage of peak value 5mv and frequency 1kHZ. find out the output if R=100K and C=10^-6F Solution. The equation
Speed Control of DC Shunt Motor V dc the output of rectifying circuit which is applied to the motor field as shown in figure for armature voltage V dc is controlled by
1. Find the Nyquist rate for the following signals: (a) x(t) = 5 sin 3000Πt cos 4000Πt (b) A binary channel with bit rate 36000 bps is available for PCM voice transmission.
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