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Electromagnetic Field Theory

Electromagnetic Field Theory
1 Maxwell is the same as

 10-8 weber.
 104 weber.
 10-4 weber.
 10-8 weber.

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Electromagnetic Field Theory
Which of the following is zero in relation to electromagnetic fields?

 Div grad V.
 Grad div A.
 Div curl A.
 Curl curl A.

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Electromagnetic Field Theory
The magnetic intensity in A/m at the centre of circular coil of diameter 1m and carrying a current of 2A is

 8.
 3.
 4.
 2.

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Electromagnetic Field Theory
The force required to seperate two surfaces with a contact area measuring 5 cm by 6 cm, when flux density normal to the surface is 0.8 tesla, will be

 76400 N.
 7640 N.
 764 N.
 76.4 N.

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Electromagnetic Field Theory
Conductor is varying and field is fixed then emf will be induced. This principle is called

 dynamically induced emf.
None of these
 static induced emf.
 both A and B.

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Electromagnetic Field Theory
In case of surface waves the field strength at a point is directly proportional to

Current of the antenna
Antenna height
Wave frequency
Distance of the point from the antenna

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MORE MCQ ON Electromagnetic Field Theory

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