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Q. A 75-kVA transformer has an iron loss of 1 kW and a full-load copper loss of 1 kW. If the transformer operates on the following load cycle, determine the all-day efficiency:
8 hours full load at unity power factor
8 hours no load
8 hours one-half full load at unity power factor
Write a short summary of the AM superhet receiver, in exacting consider how the demodulation stage works, and remark on the choice of component values used.
an ideal dc generator has voltage reguiation
Q. Explain Pulse-Code Modulation? PCM is the simplest and oldest waveform coding scheme for processing an analog signal by sampling, quantizing, and binary encoding. Figure sho
KPI for Second Stage Implementation These KPIs deal along with the quality of the relationship among a supplier and a user (customer). They are significant to potential custom
Draw the implementation of time-invariant system A linear time-invariant system is described by the difference equation: y[n] = 2x[n] - 3x[n - 1] + 2x[n - 2] Draw the i
Q. Illustrate Differential phase-shift keying? In order to eliminate the need of a local carrier, DPSK has been developed in which the receiver uses the received signal to act
Transformer of distribution: Let be the transformer of distribution of the Face(Figure) 3 connected to the primary between phase a and c of a three-phase network of 23 kV. Bot
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Define diffusion length: Sol. Diffusion length is defined as the distance, travelled by free carriers before recombining. It may also be defined as the average distance cove
Partial Indicators Method The partial indicators technique consists of calculating various measures of the financial, operating, commercial, and quality of a business's perfor
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