Transformers An ideal transformer is one which _______ Does not work Has same number of primary and secondary turns Has no losses and leakage reactance None of the listed here Does not work Has same number of primary and secondary turns Has no losses and leakage reactance None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Transformers The iron core is used to ______of the transformer. Increase the wight Provide tight magnetic coupling Reduce core loss None of the listed here Increase the wight Provide tight magnetic coupling Reduce core loss None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Transformers Burden of a current transformer is usually expressed in Volts Kilowatt Volt amperes Amperes Volts Kilowatt Volt amperes Amperes ANSWER DOWNLOAD EXAMIANS APP
Transformers The primary winding of a transformer has 110 V ac across it. What is the secondary voltage if the turns ratio is 8? 8.8 V 8,800 V 880 V 88 V 8.8 V 8,800 V 880 V 88 V ANSWER DOWNLOAD EXAMIANS APP
Transformers Power transformers are generally designed to have maximum efficiency around half-load 10% overload no-load near full-load half-load 10% overload no-load near full-load ANSWER DOWNLOAD EXAMIANS APP
Transformers Which of the following transformer should never have the secondary open circuited while the primary is energised? Power transformer Potential transformer Current transformer Auto transformer Power transformer Potential transformer Current transformer Auto transformer ANSWER DOWNLOAD EXAMIANS APP
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