Transformers The principle of working of transformer is Dynamic induction Self induction Mutual induction Static induction Dynamic induction Self induction Mutual induction Static induction ANSWER DOWNLOAD EXAMIANS APP
Transformers Material used for construction of transformer core is usually Aluminium Copper Wood Silicon steel Aluminium Copper Wood Silicon steel ANSWER DOWNLOAD EXAMIANS APP
Transformers Which winding of the transformer has less cross-sectional area? High voltage winding Primary winding Secondary winding Low voltage winding High voltage winding Primary winding Secondary winding Low voltage winding ANSWER DOWNLOAD EXAMIANS APP
Transformers Efficiency of a power transformer is of the order of 25 per cent 50 per cent 98 per cent 100 per cent 25 per cent 50 per cent 98 per cent 100 per cent ANSWER DOWNLOAD EXAMIANS APP
Transformers When secondary of a current transformer is open-circuited its iron core will be hot because primary will carry heavy current cool as there is no secondary current none of above will happen hot because of heavy iron losses taking place in it due to high flux density hot because primary will carry heavy current cool as there is no secondary current none of above will happen hot because of heavy iron losses taking place in it due to high flux density ANSWER DOWNLOAD EXAMIANS APP
Transformers The short circuit test helps us to find Cu loss at any desire load None of the listed here Iron loss at no load Cu loss at no load Cu loss at any desire load None of the listed here Iron loss at no load Cu loss at no load ANSWER DOWNLOAD EXAMIANS APP
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