Electric Circuits A cube of material of side 1 cm has a resistance of 0.002 Ω between its opposite faces. If the same volume of the material has a length of 4 cm and a uniform cross - section, the resistance of this length will be 0.128 Ω. 0.064 Ω. 0.016 Ω. 0.032 Ω. 0.128 Ω. 0.064 Ω. 0.016 Ω. 0.032 Ω. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Phase voltages of a star connected alternator are ER = 240∠0o V, EY = 240∠-120o V and EB = 240∠ + 120o V. What is the phase sequence of the system? RBY. YBR. BYR. RYB. RBY. YBR. BYR. RYB. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In direct arc furnace which of following is of high value? All of above. Current. Voltage. Power factor. All of above. Current. Voltage. Power factor. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The charge of an electron is - 1.672 × 10 - 27 Coulombs. - 1.602 × 10 - 19 Coulombs. - 9.109 × 10 - 31 Coulombs. - 1.675 × 10 - 27 Coulombs. - 1.672 × 10 - 27 Coulombs. - 1.602 × 10 - 19 Coulombs. - 9.109 × 10 - 31 Coulombs. - 1.675 × 10 - 27 Coulombs. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The internal resistance of lead acid cell is _______________ that of Edison cell. none of above. more than. less than. equal to. none of above. more than. less than. equal to. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What are the points to be mentioned in specifying main switches? Both A and B. Voltage grade. None of these. Current rating. Both A and B. Voltage grade. None of these. Current rating. ANSWER DOWNLOAD EXAMIANS APP