What will be the magnetic potential difference across the air gap of 2 cm length in magnetic field of 200 AT/m?
A. 2 AT
B. 4 AT
C. 6 AT
D. 10 AT
Answer: Option B
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Related Questions on Magnetism and Electromagnetism
Which of the following is a vector quantity?
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Given,
H=200 AT
L= 2 cm
=2/100 m
We know
H=mmf/L
H=NI/L
mmf or NI = 200×2/100
=4 AT
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