Electric Circuits The delta equation of given star connected impedance ZQR is equal to (10 + j30) Ω. 40 Ω. (5 + j10 / 3) Ω. (20 + j10) Ω. (10 + j30) Ω. 40 Ω. (5 + j10 / 3) Ω. (20 + j10) Ω. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Three resistances of two ohms each are connected in star. In the equivalent delta representation each resistance will have a value of _______________ Ω. 5.2. 3.4. 6. 0.6. 5.2. 3.4. 6. 0.6. 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 power dissipation in each bulb is not same. None of these The voltage across each bulb is not same. The current through each bulb is same. The power dissipation in each bulb is not same. None of these The voltage across each bulb is not same. The current through each bulb is same. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Two resistor are said to be connected in parallel when both have the same potential difference. total current equals the sum of branch currents. both ‘b’ and ‘c’ both carry the same value of current. both have the same potential difference. total current equals the sum of branch currents. both ‘b’ and ‘c’ both carry the same value of current. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In RLC parallel circuit if current through capacitor and inductor is equal. Then What is the power factor? leading zero unity lagging leading zero unity lagging ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Pure metal generally have high conductivity and low temperature coefficient. low conductivity and high temperature coefficient. low conductivity and zero temperature coefficient. high conductivity and large temperature coefficient. high conductivity and low temperature coefficient. low conductivity and high temperature coefficient. low conductivity and zero temperature coefficient. high conductivity and large temperature coefficient. ANSWER DOWNLOAD EXAMIANS APP
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