Large transformers, when used for some time, become hot and are cooled by circulating

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.

admin:

Related Questions

  1. The radius of curvature of the convex face of a plano-convex lens is 12 cm
  2. A battery of emf 10 V and internal resistance 3 ohm is connected to a resistor.
  3. The masses of three wires of copper are in the ratio 1:3:5 and lengths
  4. A beam of cathode rays is subjected to crossed Electric (E) and Magnetic fields (B)
  5. If ∆U and ∆W represent the increase in internal energy and work done by the system