Electromagnetic Field Theory
A pure inductor when connected across 220 V, 50 Hz supply consumes 100 W. From the above statement it can be concluded that

 the above statement is false.
 the inductor is made of thin wire.
 the inductor is non linear.
 the inductor has ferrite core.

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Electromagnetic Field Theory
Which statement does not say that electrostatic field is conservative?

 If is gradient of a scalar potential.
 The potential difference between two points is zero.
 The work done in a closed path inside the fields is zero.
 If the curl of E is identically zero.

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