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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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Topics: Electromagnetic Induction
(76)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- An aicraft executes a horizontal loop of radius 1 km with a speed of 900 kmh⁻¹
- A wire in the form of a circular loop of one turn, carrying a current, produces
- The electromagnetic theory of light failed to explain
- Maximum velocity of the photoelectron emitted by a metal is 1.8×10⁶ ms⁻¹.
- Magnetic flux φ (in weber) linked with a closed circuit of resistance 10 Ω varies
Topics: Electromagnetic Induction (76)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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