

MCQOPTIONS
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1. |
In order to produce a flux of 100 μwb in an air gap of length 0.2 mm and area of cross-section is 1 cm2, the MMF required is: |
A. | 500/π |
B. | 500 π |
C. | 250 π |
D. | 250/π |
Answer» B. 500 π | |