A circuit area 0.01 m² is kept inside a magnetic field which is normal to its plane.

A circuit area 0.01 m² is kept inside a magnetic field which is normal to its plane. The magnetic field changes from 2 tesla to 1 tesla in 1 milli second. If the resistance of the circuit is 2 Ω. The amount of heat evolved is

Options

(a) 5 J
(b) 50 J
(c) 0.05 J
(d) 0.5 J

Correct Answer:

50 J

Explanation:

No explanation available. Be the first to write the explanation for this question by commenting below.

admin:

Related Questions

  1. A black body at a temperature of 227⁰C radiates heat at a rate of 20 cal m⁻²s⁻¹.
  2. The electric field associated with an e.m. wave in vacuum is given by
  3. An object is placed 30 cm away from a convex lens of focal length 10 cm and a sharp
  4. In an inductor when current changes from 2 A to 18 A in 0.05 sec, the e.m.f. induced
  5. A solenoid of length l metre has self inductance L henry. If number of turns