Electric Circuits The efficiency in case of maximum power transfer theorem is 100 %. 50 %. 50 % - 100 %. less than 50 %. 100 %. 50 %. 50 % - 100 %. less than 50 %. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A balanced star connected load with impedance of 30j - 300 Ω is supplied from a 3 - phase, 4-wire, 173 V system, the voltages to neutral being 100j -900, 100j - 300 and 100j -1500 V. The current in neutral wire is zero. 8.85 A. 5 A. 50 A. zero. 8.85 A. 5 A. 50 A. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Four bulbs of 40 W each are connected in series with a battery across them, which of the following statement is true? The voltage across each bulb is not same. The power dissipation in each bulb is not same. None of these The current through each bulb is same. The voltage across each bulb is not same. The power dissipation in each bulb is not same. None of these The current through each bulb is same. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A voltage of v = 100 sin (wt + π/3) is applied to pure resistor of 30 Ohm. What is the RMS value of current is 2.36. 5.77. 4.71. 1.92. 2.36. 5.77. 4.71. 1.92. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which metal is deposited for electro forming? Chromium. Silver. Iron. Nickel. Chromium. Silver. Iron. Nickel. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which of the following is the heaviest? Atom. Proton. Molecule. Electron. Atom. Proton. Molecule. Electron. ANSWER DOWNLOAD EXAMIANS APP
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