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A long solenoid of length l=2.0 m , radi...

A long solenoid of length l=2.0 m , radius r=0.1 m and total number of turns N=1000 is carrying a current `i_(0)=20.0A`. The axis of the solenoid coincides with the z-axis.
(a) State the expression for the magnetic field of the solenoid and calculate its value ? Magnetic field.
(b) Obtain the expression for the self - inductance (L) of the solenoid. Calculate its value. Value of L .

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### Step-by-Step Solution #### Part (a): Magnetic Field of the Solenoid 1. **Identify the Formula for Magnetic Field**: The magnetic field \( B \) inside a long solenoid can be expressed as: \[ B = \mu_0 \cdot n \cdot I ...
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