A Solenoid has 2.0 into 10 ki power 3 term per metre if we wish to obtain a magnetic field at 8.0 into 10 ki power minus for Tesla what should be the value of current in the solenoid
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Given:
The force per unit area is B= 2×10³
The magnetic field B=8×10⁻²
Given:
The current flowing through the solenoid.
Solution:
The formula for the force per unit are is
F= B.I
Putting above values
2×10³=8×10⁻²×I
0.25×10⁵=I
I=25×10³
So the current flowing through circuit is 25×10³ A
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