Electric Circuits When resistance element of a heater fuses and then we reconnect it after removing a portion of it, the power of heater will decrease. none of these. increase. remain constant. decrease. none of these. increase. remain constant. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In a capacitive circuit, the capacitive reactance is indirectly proportional to the square of frequency directly proportional to the square of frequency indirectly proportional to frequency directly proportional to frequency indirectly proportional to the square of frequency directly proportional to the square of frequency indirectly proportional to frequency directly proportional to frequency ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Disadvantages of constant k type filter none of these. characteristic impedance unchanged in pass band. attenuation does not increase rapidly beyond cut off frequency. both A and B. none of these. characteristic impedance unchanged in pass band. attenuation does not increase rapidly beyond cut off frequency. both A and B. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In which braking back emf exceeds supply voltage? Regenerative. Dynamic. Plugging. None of these. Regenerative. Dynamic. Plugging. None of these. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Open circuit voltage of a fully charged lead acid cell is 1.9 V. 2.5 V. 2.7 V. 2 V. 1.9 V. 2.5 V. 2.7 V. 2 V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A balanced star connected load with impedance of 30j - 300 Ω is supplied from a 3 - phase, 4-wire, 173 V system, the voltages to neutral being 100j -900, 100j - 300 and 100j -1500 V. The current in neutral wire is 8.85 A. 5 A. 50 A. zero. 8.85 A. 5 A. 50 A. zero. ANSWER DOWNLOAD EXAMIANS APP
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