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(a)Using Ampere's circuitlal law,obtain ...

(a)Using Ampere's circuitlal law,obtain the expression for the magnetic field due to a long solenoid at a point inside the solenoid on its axis.
(b)In what respect is a toroid different from a solenoid?Draw and compare the pattern of the magnetic field lines in the two cases.
(c)How is the magnetic field inside a given solenoid made strong?

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CBSE COMPLEMENTARY MATERIAL-UNIT–III & UNIT–IV MAGNETIC EFFECTS OF CURRENT AND MAGNETISM & E.M.I. AND ALTERNATING CURRENT-SHORT ANSWERS QUESTIONS (3 Marks)
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  7. Obtain an expression for the self inductance of a straight solenoid of...

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  8. In a series L–C–R circuit XL, XC and R are the inductive reactance, ca...

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  9. Name four applications of Eddy currents.

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  12. The energy stored in an inductor of self-inductance L henry carrying a...

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  13. A conducting rod held horizontally along East-West direction is droppe...

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  14. In an LC circuit, resistance of the circuit is negligible. If time per...

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  15. In an LC circuit, resistance of the circuit is negligible. If time per...

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