Transformers The core type transformer is generally suitable for ______ High voltage and high output None of the listed here High voltage and small output Low voltage and high output High voltage and high output None of the listed here High voltage and small output Low voltage and high output ANSWER DOWNLOAD EXAMIANS APP
Transformers In a transformer the resistance between its primary and secondary is 1000 ohms Infinite Zero 1 ohm 1000 ohms Infinite Zero 1 ohm ANSWER DOWNLOAD EXAMIANS APP
Transformers In case of 3-phase induction motors, plugging means interchanging two supply phases for quick stopping locking of rotor due to harmonics pulling the motor directly on line without a starter starting the motor on load which is more than the rated load interchanging two supply phases for quick stopping locking of rotor due to harmonics pulling the motor directly on line without a starter starting the motor on load which is more than the rated load ANSWER DOWNLOAD EXAMIANS APP
Transformers When load on a transformer is decreased, ______loss is decreased Hysteresis Eddy current Friction Copper Hysteresis Eddy current Friction Copper ANSWER DOWNLOAD EXAMIANS APP
Transformers The primary and secondary of a transformer are ______ coupled. Magnetically None of the listed here Electrically and magnetically Electrically Magnetically None of the listed here Electrically and magnetically Electrically ANSWER DOWNLOAD EXAMIANS APP
Transformers In a transformer, leakage flux Is negligible at full load Is minimised by interleaving the primary and secondary windings Helps in transfer of energy Produces mutually induced emf Is negligible at full load Is minimised by interleaving the primary and secondary windings Helps in transfer of energy Produces mutually induced emf ANSWER DOWNLOAD EXAMIANS APP
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