Electric Circuits If the length of a wire of resistance R is uniformly stretched to n times its original value, what will be its new resistance R / n2. n2R. nR . n2 / R. R / n2. n2R. nR . n2 / R. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which of the following materials has highest electrical conductivity ? Steel. Aluminium. Copper. Silver. Steel. Aluminium. Copper. Silver. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In a capacitor the electric charge is stored in dielectric. none of above. metal plates. both of (A) and (B). dielectric. none of above. metal plates. both of (A) and (B). ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits One atomic mass unit ( amu ) is approximately equal to 1.6 × 10-19 Kg. 1.6 × 10-24 Kg. 1.6 × 10-27 Kg. 1.6 × 10-13 Kg. 1.6 × 10-19 Kg. 1.6 × 10-24 Kg. 1.6 × 10-27 Kg. 1.6 × 10-13 Kg. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What is the mass number of an element that has 19 protons, 19 electrons, and 20 neutrons? 19. 20. 39. 38. 19. 20. 39. 38. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Consider the following circuit : Switch is closed at t = 0 Find i(0 +) V / {R + (sL + 1 / Cs)}. V/R. 0. (V*L) / (R*C) V / {R + (sL + 1 / Cs)}. V/R. 0. (V*L) / (R*C) ANSWER DOWNLOAD EXAMIANS APP
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