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Basic Electrical Engineering

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95
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Draw and discuss Hey Bridge and its application for measurement of inductance.
basic electrical engineering updated 17 days ago by yashbeer ★ 3.0k
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Find I2 using mesh analysis.
basic electrical engineering updated 4 months ago by teamques10 ♣ 9.2k
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450
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Find the current through 10Ω resistor using Norton's theorem.
basic electrical engineering updated 4 months ago by teamques10 ♣ 9.2k
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82
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For the amplifier shown in following figure, determine- 1. Gm, rd 2. Zi, Zo, Av values in each case for both with and without rd.
basic electrical engineering updated 4 months ago by teamques10 ♣ 9.2k
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Why do we need filters in a dc power supply?
basic electrical engineering updated 4 months ago by teamques10 ♣ 9.2k
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Determine Ri, Ro, Av and gm for amplifier circuit shown in figure VBE(ON)=0.7V, β=100, VA=∞
basic electrical engineering updated 4 months ago by teamques10 ♣ 9.2k
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56
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Obtain gm, ro and Av for the amplifier circuit shown in figure. In which region the device is operating? Justify.
basic electrical engineering updated 4 months ago by teamques10 ♣ 9.2k
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42
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Write short notes on following :- (i) Construction, classification and application of DC motor. (ii) Maximum Power Transfer Theorem.
basic electrical engineering updated 4 months ago by teamques10 ♣ 9.2k
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33
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Find the current through 6 ohms resistor using thevenin's Theorem for the given circuit. Varify the same using Superposition Theorem.
basic electrical engineering updated 4 months ago by teamques10 ♣ 9.2k
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46
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Derive the condition for resonance in a series circuit.
basic electrical engineering updated 4 months ago by teamques10 ♣ 9.2k
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44
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With the help of a neat circuit diagram and phasor diagram. Explain the 2-wattmeter method to measure power in a 3-phase balanced delta connected load.
basic electrical engineering updated 4 months ago by teamques10 ♣ 9.2k
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31
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Explain the measurement of 3&Straightphi power by two wattmeter method.
basic electrical engineering updated 4 months ago by teamques10 ♣ 9.2k
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137
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By mesh analysis find the current through 4 ohm resistor for the given circuit shown below.
basic electrical engineering updated 4 months ago by teamques10 ♣ 9.2k
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Find current through 30Ω using theveninis theorem
basic electrical engineering updated 4 months ago by teamques10 ♣ 9.2k
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49
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The wattmeter reads iron losses in OC test and reads copper losses in SC test of a transformer. Justify.
basic electrical engineering updated 4 months ago by teamques10 ♣ 9.2k
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55
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What is the necessary condition for resonance in series circuit. Derive expression for resonance frequency.
basic electrical engineering updated 4 months ago by teamques10 ♣ 9.2k
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45
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Use mesh analysis to find current through 10Ω in the ckt shown
basic electrical engineering updated 4 months ago by teamques10 ♣ 9.2k
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3.4k
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Draw phase diagram for lagging power factor
basic electrical engineering updated 17 months ago by sanketshingote ♦ 640
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982
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With the help of neat circuit diagram and pharos diagram explain the2-wattmeter method to measure power in a 3-phase balanced delta connected load.
basic electrical engineering updated 17 months ago by sanketshingote ♦ 640
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9.0k
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Calculate equivalent resistance as referred to primary and secondary, equivalent reactance as referred to primary and secondary, equivalent impedance as referred to primary and secondary.
basic electrical engineering updated 17 months ago by prashantsaini ♦ 0
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3.3k
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Total Copper Loss using individual resistance and equivalent resistances.
basic electrical engineering updated 17 months ago by prashantsaini ♦ 0
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1.9k
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determine the number of turns on high voltage winding and maximum value of flux density in the core.
basic electrical engineering updated 17 months ago by prashantsaini ♦ 0
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1.0k
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The following results are obtained on a 50 KVA; 1000/200V 50Hz transformers. OC test: 200V, 1.2 A, 90 W L.S SC test: 50 V; 5A and 110 W H.V Determine deficiency as half load at 0.8 pf lagging
basic electrical engineering updated 17 months ago by prashantsaini ♦ 0
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1.4k
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Calculate the parameters of approximate equivalent circuit referred to H.V. side
basic electrical engineering updated 17 months ago by prashantsaini ♦ 0
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9.0k
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What are assumptions for an ideal transformer?
basic electrical engineering updated 17 months ago by prashantsaini ♦ 0
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