Power Systems What will be the ratio of the C.T. on the H.V side of a 3 - φ star / delta 33 / 11 kV transformer if the protecting CT on the LV side has a ratio of 300 : 5 ? 120 : 6 / √3. 100 : 5 / √3. 150 : 4 / √3. 200 : 5 / √3. 120 : 6 / √3. 100 : 5 / √3. 150 : 4 / √3. 200 : 5 / √3. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Power transmission lines are transposed to reduce ferranti effect proximity effect skin effect radio interference ferranti effect proximity effect skin effect radio interference ANSWER DOWNLOAD EXAMIANS APP
Power Systems A generating station which has a high investment cost and low operating cost is usually operated as a Base load station. Minimum load station. None of above. Peak load station. Base load station. Minimum load station. None of above. Peak load station. ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a nuclear reactor, chain reactor is controlled by introducing graphite rods. cadmium rods. brass rods. iron rods. graphite rods. cadmium rods. brass rods. iron rods. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Lightning arresters are used for protection of equipment from external lightning protection of equipment from short circuits protection of equipment from open circuits All of these protection of equipment from external lightning protection of equipment from short circuits protection of equipment from open circuits All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems The main objectives of electrical power transmission is/are nether 1 nor 2 both 1 and 2 Voltage regulation of the transmission line must be zero or minimum Transmission system must be more efficient with minimum line losses nether 1 nor 2 both 1 and 2 Voltage regulation of the transmission line must be zero or minimum Transmission system must be more efficient with minimum line losses ANSWER DOWNLOAD EXAMIANS APP