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Large transformers, when used for some time, become hot and are cooled by circulating oil. The heating of transformer is due to
Options
(a) Both the hysterisis loss and heating effect of current
(b) Heating effect of current alone
(c) Hysterisis loss alone
(d) None of these
Correct Answer:
Both the hysterisis loss and heating effect of current
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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- A 220 volts input is supplied to a transformer. The output circuit draws
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Topics: Electromagnetic Induction
(76)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A charge Q is enclosed by a Gaussian spherical surface of radius R
- A 220 volts input is supplied to a transformer. The output circuit draws
- Rate of photoelectric emission is proportional to
- If α (current gain) of transistor is 0.98, then what is the value of β
- For having large magnification power of a compound microscope
Topics: Electromagnetic Induction (76)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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