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Standard X
Physics
Electromagnetism and Electromagnet
A long soleno...
Question
A long solenoid having n turns per unit length and current I. If radius of each turn is R, then magnetic moment per unit length
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Q.
Two coaxial long solenoids of equal lengths have current,
i
1
,
i
2
, number of turns per unit length
n
1
,
n
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and radius
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n
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i
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i
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and the two solenoids carry current in opposite sense, the magnetic energy stored per until length is
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Magnetic field at point P inside solenoid of n turns per unit length and current i is
Q.
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