Electric Circuits A current is said to be alternating when it changes in none of these. direction. both ‘a’ and ‘b’. magnitude. none of these. direction. both ‘a’ and ‘b’. magnitude. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In series RLC circuit to get Q>1, which of the following is required? XL = R XL < R XL > R All of these XL = R XL < R XL > R All of these ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The delta equation of given star connected impedance ZQR is equal to (10 + j30) Ω. (5 + j10 / 3) Ω. (20 + j10) Ω. 40 Ω. (10 + j30) Ω. (5 + j10 / 3) Ω. (20 + j10) Ω. 40 Ω. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Among the options which metal has the highest electrical conductivity? Aluminium. Steel. Stranded aluminium. Copper. Aluminium. Steel. Stranded aluminium. Copper. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If the three colour bands of a resistor are grey, violet and gold, what is the value of the resistor? 9.7 ohms. 8.7 ohms. 6.7 ohms. 7.7 ohms. 9.7 ohms. 8.7 ohms. 6.7 ohms. 7.7 ohms. ANSWER DOWNLOAD EXAMIANS APP
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. 6 × 102 joules. 3 × 102 joules. 4 × 102 joules. 2.5 × 102 joules. 6 × 102 joules. 3 × 102 joules. 4 × 102 joules. ANSWER DOWNLOAD EXAMIANS APP
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