Electric Circuits If 1 A current flows in a circuit, the number of electrons flowing through this circuit is 1.6 × 1019 0.625 × 10 - 19 0.625 × 1019 1.6 × 10 - 19 1.6 × 1019 0.625 × 10 - 19 0.625 × 1019 1.6 × 10 - 19 ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The rms value of the voltage U(t)= 3 + 4cos(3t) 7 V. 5 V. {3 + 2(1.141)} V. 4.123 V. 7 V. 5 V. {3 + 2(1.141)} V. 4.123 V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Lowest current density is generally recommended for plating of silver. cadmium. bronze. chromium. silver. cadmium. bronze. chromium. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Three identical resistor are connected in star across a 3 phase 550 V supply dissipating a total power of 300 W the line current is ____________ A. 1 2.56 3.149 0.5 1 2.56 3.149 0.5 ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Active materials of a lead acid cell are dilute H2SO4. lead peroxide. all of above. spongy lead. dilute H2SO4. lead peroxide. all of above. spongy lead. 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 current through each bulb is same. The voltage across each bulb is not same. The power dissipation in each bulb is not same. None of these The current through each bulb is same. The voltage across each bulb is not same. The power dissipation in each bulb is not same. None of these ANSWER DOWNLOAD EXAMIANS APP