In a transformer routine efficiency depends upon_____________? – McqOptions

MCQOPTIONS

1.	In a transformer routine efficiency depends upon_____________?
A.	supply frequency
B.	load current
C.	power factor of load
D.	both B. and (c)
Answer» E.

Discussion

No Comment Found

Related MCQs

<p> In a given transformer for given applied voltage, losses which remain constant irrespective of load changes are______________?</p>
<p> Which of the following loss in a transformer is zero even at full load ____________?</p>
<p> Helical coils can be used on___________________?</p>
<p> Auto-transformer makes effective saving on copper and copper losses, when its transformation ratio is_________________?</p>
<p> A no-load test is performed on a transformer to determine_______________?</p>
<p> Losses which occur in rotating electric machines and do not occur in transformers are___________?</p>
<p> In a given transformer for a given applied voltage, losses which remain constant irrespective of load changes are__________?</p>
<p> A common method of cooling a power transformer is_______________?</p>
<p> N atural air coo ling is generally restricted for transformers up to__________?</p>
<p> For given applied voltage, with the increase in frequency of the applied voltage?</p>