Electric Circuits i) In star connection line current is equal to phase current. ii) In delta connection line voltage is equal to phase voltage. For a given phase connected to the particular line which of the statement is true ? Only (1). None of these. Only (2). Both (1) and (2). Only (1). None of these. Only (2). Both (1) and (2). ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A series circuit consists of R = 20 Ω, L = 20 mH, and AC supply 60 V with f = 100 Hz. The voltage drop across L is 45.5 V. 39.1 V. 31.9 V. 50.5 V. 45.5 V. 39.1 V. 31.9 V. 50.5 V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Electrolyte for silver plating is dilute sulphuric acid. double cyanide of silver and potassium solution. any of above. potassium nitrate solution. dilute sulphuric acid. double cyanide of silver and potassium solution. any of above. potassium nitrate solution. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The resistance of a conductor of diameter d and length l is R Ω. If the diameter of the conductor is halved and its length is doubled, the resistance will be 4R Ω 8R Ω R Ω 2R Ω 4R Ω 8R Ω R Ω 2R Ω ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A current of 1 mA flows through a 1M ohm, 2 W carbon resistor. The power dissipated as heat in the resistor will be None of these 2 W. 1 W. 0.5 W. None of these 2 W. 1 W. 0.5 W. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In ideal system coefficient of coupling(k) is 0 1 ∞ Both 2 and 3 0 1 ∞ Both 2 and 3 ANSWER DOWNLOAD EXAMIANS APP