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? 2.5 × 102 joules. 3 × 102 joules. 6 × 102 joules. 4 × 102 joules. 2.5 × 102 joules. 3 × 102 joules. 6 × 102 joules. 4 × 102 joules. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Phase voltages of a star connected alternator are ER = 240∠0o V, EY = 240∠-120o V and EB = 240∠ + 120o V. What is the phase sequence of the system? RYB. YBR. RBY. BYR. RYB. YBR. RBY. BYR. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Power factor can be defined as ratio of resistance versus impedance. sine of voltage and current. both option B and C. cosine of angle between voltage and current. ratio of resistance versus impedance. sine of voltage and current. both option B and C. cosine of angle between voltage and current. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Cascade connection of two port networks is analyzed through Z parameters. ABCD parameters. h parameters. Y parameters. Z parameters. ABCD parameters. h parameters. Y parameters. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A capacitor passes AC but blocks DC. passes DC but blocks AC. passes both AC and DC. blocks both AC and DC. passes AC but blocks DC. passes DC but blocks AC. passes both AC and DC. blocks both AC and DC. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Common impurity in battery electrolyte is dust. sodium chloride. lead sulfate. iron. dust. sodium chloride. lead sulfate. iron. ANSWER DOWNLOAD EXAMIANS APP
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