Power Systems A fuse wire of circular cross-section has a radius of 0.8 mm. The wire blows off at an current of 8 Amp. Calculate the radius of wire that will blow off at an current of 1 amp? 4 mm. 0.2 mm. 0.4 mm. 2 mm. 4 mm. 0.2 mm. 0.4 mm. 2 mm. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The power level of nuclear reactor can be increase by ( K = multiplication factor ) raising the value of K above 1, but later bringing it back to K = 1. raising the value of K above 1 and keeping it at raised value. lowering the value of K below 1 but later bringing it back to K = 1. lowering the value of K below and keeping at that lowered value. raising the value of K above 1, but later bringing it back to K = 1. raising the value of K above 1 and keeping it at raised value. lowering the value of K below 1 but later bringing it back to K = 1. lowering the value of K below and keeping at that lowered value. ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a biased differential relay the bias is defined as the ratio of fault current and operating coil current. fault current and restraining coil current. operating coil current and restraining coil current. number of turns of restraining and operating coil. fault current and operating coil current. fault current and restraining coil current. operating coil current and restraining coil current. number of turns of restraining and operating coil. ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a three-phase system, when the loads are perfectly balanced, the neutral current is two - thirds of maximum. zero. one - third of minimum. one - third of maximum. two - thirds of maximum. zero. one - third of minimum. one - third of maximum. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Alternate formation and breakage of bubbles are called surgfication. All of these cavitations. water hamming. surgfication. All of these cavitations. water hamming. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Condition for maximum voltage regulation tanφ = R/X cosφ = R/X cosφ = X/R tanφ = X/R tanφ = R/X cosφ = R/X cosφ = X/R tanφ = X/R ANSWER DOWNLOAD EXAMIANS APP