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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
- The potential energy of a 1 kg particle free to move along the x-axis is given by
- The speed of an electron having a wavelength of 10⁻¹⁰ m is
- Excitation energy of a hydrogen like ion, in its first excitation state, is 40.8 eV.
- An ac voltage is applied to a resistance R and an inductor L in series
- The average power dissipated in AC circuit is 2 W. If a current flowing through
Topics: Electromagnetic Induction (76)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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