Electric Circuits Two resistor are said to be connected in parallel when both carry the same value of current. total current equals the sum of branch currents. both ‘b’ and ‘c’ both have the same potential difference. both carry the same value of current. total current equals the sum of branch currents. both ‘b’ and ‘c’ both have the same potential difference. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The plates of lead acid storage battery are most likely to be short circuited if sediment collect at the bottom of the battery. too much water is added. the battery charged too slowly. the electrolyte evaporates. sediment collect at the bottom of the battery. too much water is added. the battery charged too slowly. the electrolyte evaporates. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The hot resistance of a tungsten lamp is about 10 times the cold resistance. Accordingly, cold resistance of a 100 W, 200 V lamp will be 40 Ω. 800 Ω. 4 Ω. 400 Ω. 40 Ω. 800 Ω. 4 Ω. 400 Ω. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A balanced delta connected load has an impedance of 9∠30o Ω per phase. What is the impedance per phase of its equivalent star? 3∠30o Ω. 30∠30o Ω. 27∠30o Ω None of these 3∠30o Ω. 30∠30o Ω. 27∠30o Ω None of these ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The value of supply voltage for 400 W, 4 Ω load is 20 V. 40 V. 200 V. 400 V. 20 V. 40 V. 200 V. 400 V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Three element having conductance G1, G2 and G3 are connected in parallel. Their combined conductance will be (1 / G1 + 1 / G2 + 1 / G3) - 1. 1 / G1 + 1 / G2 + 1 / G3. (G1 + G2 + G3) - 1. G1 + G2 + G3. (1 / G1 + 1 / G2 + 1 / G3) - 1. 1 / G1 + 1 / G2 + 1 / G3. (G1 + G2 + G3) - 1. G1 + G2 + G3. ANSWER DOWNLOAD EXAMIANS APP
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