Transformers The core type transformer is generally suitable for ______ None of the listed here High voltage and high output High voltage and small output Low voltage and high output None of the listed here High voltage and high output High voltage and small output Low voltage and high output ANSWER DOWNLOAD EXAMIANS APP
Transformers Natural oil cooling is used for transformers upto a rating of 250 kVA 1000 kVA 500 kVA 3000 kVA 250 kVA 1000 kVA 500 kVA 3000 kVA ANSWER DOWNLOAD EXAMIANS APP
Transformers The main reason for generation of harmonics in a transformer could be fluctuating load saturation of core poor insulation mechanical vibrations fluctuating load saturation of core poor insulation mechanical vibrations ANSWER DOWNLOAD EXAMIANS APP
Transformers The steel used for transformer core has All of the listed here High permeability Low hysteresis loss High silicon content All of the listed here High permeability Low hysteresis loss High silicon content ANSWER DOWNLOAD EXAMIANS APP
Transformers When the turns ratio of a transformer is 20 and the primary ac voltage is 12 V, the secondary voltage is 12 V 2,400 V 120 V 240 V 12 V 2,400 V 120 V 240 V ANSWER DOWNLOAD EXAMIANS APP
Transformers The output current corresponding to the maximum efficiency for a transformer having core loss of 200 W and equivalent resistance referred to secondary of 0.5 Ω is 15 A 10 A 20 A 5 A 15 A 10 A 20 A 5 A ANSWER DOWNLOAD EXAMIANS APP
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