Power Systems Reheat cycle in thermal power plant is used to increase thermal efficiency. utilize heat of flue gases. improve condenser performance. reduce loss of heat. increase thermal efficiency. utilize heat of flue gases. improve condenser performance. reduce loss of heat. ANSWER DOWNLOAD EXAMIANS APP
Power Systems For transmission line which one of the following relation is true? AD + BC = 0 AD - BC = -1 AD - BC = 0 AD - BC = 1 AD + BC = 0 AD - BC = -1 AD - BC = 0 AD - BC = 1 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Positive, negative and zero sequence impedances of line are 2,2 and 5 pu respectively. Find self and mutual impedances respectively? 2 and 2 pu 1 and 3 pu 2 and 5 pu 3 and 1 pu 2 and 2 pu 1 and 3 pu 2 and 5 pu 3 and 1 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems Surge impedance loading can be increased by increasing of voltage level increasing of capacitance value increasing of inductance value both 1 and 2 increasing of voltage level increasing of capacitance value increasing of inductance value both 1 and 2 ANSWER DOWNLOAD EXAMIANS APP
Power Systems What is the preferred type of circuit breaker(CB) to be installed in extra high voltage AC system? Bulk oil type CB Vacuum CB Air blast CB Sulphur hexafluoride CB Bulk oil type CB Vacuum CB Air blast CB Sulphur hexafluoride CB ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a 4 bus,4×4 Y bus matrix the number of non zero elements are 12. Find the number of transmission lines? 2 5 8 4 2 5 8 4 ANSWER DOWNLOAD EXAMIANS APP