Electric Circuits An equipotential surface is one which has all points at _____________ potential. same. none of them. zero. different. same. none of them. zero. different. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Zinc cadmium and lead coating is generally provided for electrical contacts. all of above. decoration. corrosion. electrical contacts. all of above. decoration. corrosion. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The resistance of a strip of copper of rectangular cross section is 2 Ω. A metal of resistivity twice that of a copper is coated on its upper surface to a thickness equal to that of copper strip. The resistance of composite strip will be 6 Ω. 4 / 3 Ω. 3 / 4 Ω. 3 / 2 Ω. 6 Ω. 4 / 3 Ω. 3 / 4 Ω. 3 / 2 Ω. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A capacitor passes a current of 12.6 mA when supplied with 20 V ac with a frequency of 1000 Hz. The capacitance will be 0.01 μF. 0.001 μF. 1 μF. 0.1 μF. 0.01 μF. 0.001 μF. 1 μF. 0.1 μF. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The rms value of the voltage U(t)= 3 + 4cos(3t) 5 V. {3 + 2(1.141)} V. 7 V. 4.123 V. 5 V. {3 + 2(1.141)} V. 7 V. 4.123 V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Can a 250 V, 5 A single way switch be used in place of a 250 V, 15 A Switch? Single way switch doesn exist. Yes. Single way switch doesn operate at such current ratings. No. Single way switch doesn exist. Yes. Single way switch doesn operate at such current ratings. No. ANSWER DOWNLOAD EXAMIANS APP