In a isolated neutral system, when a single line to ground fault occurs

Related MCQs

• Refer to the following facts to answer the question A 50 Hz, 11 kV, 3 phase alternator with earthed neutral having a reactance of 3 ohms per phase and is connected to a bus bar through a circuit breaker, if the distributed capacitance upto CB between the phase and neutral is 0.01 μ F. What is the frequency of oscillations?
• When a fault occurs in a high voltage transmission line, what happens first?
• For the protection of stator winding of an alternate against internal fault involving ground the relay used is a
• For ground fault we prefer
• How many relays are used to detect interphase fault of a three line system?
• If the fault occurs near the impedance relay, the VII ratio will be
• Ungrounded neutral transmission system is not recommended because of system
• relay is preferred for phase fault on short transmission line.
• ........ Relays is preferred for phase fault on short transmission line
• Reactance relays are used for phase fault in.......line