Transformers Negative voltage regulation is indicative that the load is inductive or resistive capacitive only inductive only None of these inductive or resistive capacitive only inductive only None of these ANSWER DOWNLOAD EXAMIANS APP
Transformers The amount of copper in the primary is _______that of secondary. Smaller than Greater than None of the listed here About the same as Smaller than Greater than None of the listed here About the same as ANSWER DOWNLOAD EXAMIANS APP
Transformers A transformer operates poorly at very low frequencies because _____ Permeability of core is increased Magnetising current is abnormally high None of the listed here Primary reactance is too much increased Permeability of core is increased Magnetising current is abnormally high None of the listed here Primary reactance is too much increased 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? 210 350 900 450 210 350 900 450 ANSWER DOWNLOAD EXAMIANS APP
Transformers The primary winding of a power transformer should always be fused open shorted switched fused open shorted switched ANSWER DOWNLOAD EXAMIANS APP
Transformers The core type transformer is generally suitable for ______ High voltage and high output Low voltage and high output High voltage and small output None of the listed here High voltage and high output Low voltage and high output High voltage and small output None of the listed here ANSWER DOWNLOAD EXAMIANS APP
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