Transformers The core type transformer is generally suitable for ______ 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 None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Transformers Power transformers are generally designed to have maximum efficiency around no-load 10% overload half-load near full-load no-load 10% overload half-load near full-load ANSWER DOWNLOAD EXAMIANS APP
Transformers The no load ratio of a 50 Hz single phase transformer is 6000/250 V. The maximum flux in the core is 0.06 Wb. What is the number of primary turns? 210 350 450 900 210 350 450 900 ANSWER DOWNLOAD EXAMIANS APP
Transformers When secondary of a current transformer is open-circuited its iron core will be cool as there is no secondary current hot because of heavy iron losses taking place in it due to high flux density none of above will happen hot because primary will carry heavy current cool as there is no secondary current hot because of heavy iron losses taking place in it due to high flux density none of above will happen hot because primary will carry heavy current 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 88 V 8,800 V 880 V 8.8 V 88 V 8,800 V 880 V ANSWER DOWNLOAD EXAMIANS APP
Transformers In a transformer the resistance between its primary and secondary is Infinite 1000 ohms Zero 1 ohm Infinite 1000 ohms Zero 1 ohm ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS