Switch Gear An efficient and a well designed protective relaying should have economy and simplicity All of these high speed and selectivity good selectivity and reliability economy and simplicity All of these high speed and selectivity good selectivity and reliability ANSWER DOWNLOAD EXAMIANS APP
Switch Gear A fuse should have All of these low cost low melting point high conductivity All of these low cost low melting point high conductivity ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Overheating of relay contacts or contact born out is due to all of these too low contact pressure foreign matter on the contact surface slow making and breaking of load circuit contacts all of these too low contact pressure foreign matter on the contact surface slow making and breaking of load circuit contacts ANSWER DOWNLOAD EXAMIANS APP
Switch Gear A differential relay measures the vector difference between two currents None of these two voltages two or more similar electrical quantities two currents None of these two voltages two or more similar electrical quantities ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Insulation resistance of high voltage circuit breakers is more than 1 mega ohms 100 mega ohms 10 mega ohms 500 mega ohms 1 mega ohms 100 mega ohms 10 mega ohms 500 mega ohms ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Which of the following is used in liquid fuses ? sulphur hexafluoride transformer oil carbon tetrachloride distilled water sulphur hexafluoride transformer oil carbon tetrachloride distilled water ANSWER DOWNLOAD EXAMIANS APP
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