Electric Circuits A capacitor has a capacitance of 6 μF. Calculate the stored energy in it if a DC voltage of 100 V, is applied across it? 4 × 102 joules. 3 × 102 joules. 6 × 102 joules. 2.5 × 102 joules. 4 × 102 joules. 3 × 102 joules. 6 × 102 joules. 2.5 × 102 joules. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A network contains linear resistors and ideal voltage sources. If values of all the resistors are doubled, then voltage across each resistor is halved. doubled. increase by two times. remain same. halved. doubled. increase by two times. remain same. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Coating generally recommended for hard surfacing is chromium plating. None of these copper plating. lead plating. chromium plating. None of these copper plating. lead plating. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Kirchhoff’s current law is used for nodal analysis. finding equivalent resistance. representing a current source. loop analysis. nodal analysis. finding equivalent resistance. representing a current source. loop analysis. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits An ideal constant voltage source has _______________ internal impedance whereas a constant current source has ____________ internal impedance. infinite, infinite infinite, zero zero, zero zero, infinite infinite, infinite infinite, zero zero, zero zero, infinite ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Four resistances 80 Ohm, 50 Ohm, 25 Ohm and R are connected in parallel. Current through 25 Ohm resistance is 4A. Total current of supply is 10A. The value of R will be 40.25. 76.66. 66.66. 36.36. 40.25. 76.66. 66.66. 36.36. ANSWER DOWNLOAD EXAMIANS APP
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