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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
- A force of 10 newton acts on a body of mass 20 kg for 10 seconds. Change in its momentum
- A straight conductor of length 0.4 m is moved with a speed of 7 ms⁻¹perpendicular
- When a light beam of frequency v is incident on a metal surface,
- A black hole is an object whose gravitational field is so strong that even light
- A certain mass of Hydrogen is changed to Helium by the process of fusion
Topics: Electromagnetic Induction (76)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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