Short-circuit currents are due to

Related MCQs

• Interruption of large currents by relay requires
• To reduce short circuit fault currents are used.
• For which of the following protection from negative sequence currents is provided ?
• The making and breaking currents of a 3 phase ac circuit breakers in power systems are respectively in ________form.
• Interruption of large currents by relay requires
• Thermal overload relays are used to protect the motor against over current due to
• Overheating of relay contacts or contact born out is due to
• Induction cup relay is operated due to changes in
• Field failure in an alternator occurs due to