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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
- Electric field at a point of distance r from a uniformly charged wire of infinite
- When a bullet of mass 10 g and speed 100 ms⁻¹ penetrates up to distance 1 cm
- A p-n photodiode is fabricated from a semiconductor with a band gap of 2.5 eV.
- The coefficient of performance of a refrigerator is 5. If the temperature inside
- A coil of resistance 10 Ω and an inductance 5 H is connected to a 100 volt
Topics: Electromagnetic Induction (76)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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