The magnetic field of the solenoid is 18.84mT, the current is 30A. Ca – McqOptions

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1.	The magnetic field of the solenoid is 18.84mT, the current is 30A. Calculate the number of turns per unit length if the core is air.
A.	1500 turns/m
B.	1000 turns/m
C.	500 turns /m
D.	2000 turns/m
Answer» D. 2000 turns/m

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