Electric Circuits Pure metal generally have low conductivity and zero temperature coefficient. high conductivity and low temperature coefficient. low conductivity and high temperature coefficient. high conductivity and large temperature coefficient. low conductivity and zero temperature coefficient. high conductivity and low temperature coefficient. low conductivity and high temperature coefficient. high conductivity and large temperature coefficient. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A battery of E Volts is supplying a steady current to a series circuit of total resistance RΩ and inductance L Henry. A part R1 of the total resistance is suddenly short circuited. Find the expression for current flowing through the battery subsequent to the operation. i = {E / R}[1-(R1 / R) *e - {(R - R1 )*t/L} None of these i = {E / R1 - R)}(1- e - (R1 - R) t / L) i = {E / (R - R1)}[1-(R1 / R) *e- {(R - R1 )t/L} i = {E / R}[1-(R1 / R) *e - {(R - R1 )*t/L} None of these i = {E / R1 - R)}(1- e - (R1 - R) t / L) i = {E / (R - R1)}[1-(R1 / R) *e- {(R - R1 )t/L} 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. G1 + G2 + G3. (1 / G1 + 1 / G2 + 1 / G3) - 1. (G1 + G2 + G3) - 1. 1 / G1 + 1 / G2 + 1 / G3. G1 + G2 + G3. (1 / G1 + 1 / G2 + 1 / G3) - 1. (G1 + G2 + G3) - 1. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Three resistances have the following ratings 150 Ω at 5 %, 100 Ω at 5 % and 200 Ω at 5 % respectively. The percentage error when all the three are connected in series will be + 8 %. + 7 %. + 6 %. + 5 %. + 8 %. + 7 %. + 6 %. + 5 %. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A capacitor has a capacitance of 6 μF. Calculate the stored energy in it if a DC voltage of 100 V, is applied across it? 2.5 × 102 joules. 4 × 102 joules. 6 × 102 joules. 3 × 102 joules. 2.5 × 102 joules. 4 × 102 joules. 6 × 102 joules. 3 × 102 joules. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A capacitor carries a charge of 0.3 C at 20 V. Its capacitance is 15 μF. 1.5 F. 0.015 F. 1.5 μF. 15 μF. 1.5 F. 0.015 F. 1.5 μF. ANSWER DOWNLOAD EXAMIANS APP
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