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Self inductance of a solenoid varies…………...

Self inductance of a solenoid varies……………………as the ………………of the number of turns in the solenoid.

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directly ; square.
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Self induction of a solenoid is

Self-inductance of a solenoid depend on-

Assertion : The self-inductionce of a long solenoid is proportional to the area of corss-section and length of the solenoid. Reason : Self inductance of a solenoid is independent of the number of truns per unit length.

What will happen to the inductance of a solenoid a. when the number of turns and the length are double keeping the area of cross section same? b. when the air inside the solenoid is replaced by iron of relative permeability mu_(r) ?

What will be the effect on the self-inductance of a long solenoid, if the number of turns of a solenoid is made 3 times?

Calculate the self-inductance of an air-cored solenoid 50 cm long and 2 cm radius if the number of turns in the coil of solenoid is 400.

How does self inductance of a solenoid change when number of turns is double keeping othe parameters same ?

The self inductance of a long solenoid cannot be increased by

PRADEEP-ELECTROMAGNETIC INDUCTION & ALTERNATING CURRENT-Exercise
  1. If omega is angular frequency of a.c., then the reactance offered by i...

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  2. Self induction of a coil is said to be…………….. When a current change………...

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  3. Self inductance of a solenoid varies……………………as the ………………of the number...

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  4. Coefficient of mutual inductance of two coil is numerically …………………lin...

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  5. A coil with an average diameter of 0.02 m is placed perpendicular to a...

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  6. An air cored solenoid of length 50 cm and area of cross section 20 m^(...

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  7. A magnetic field of flux density 1.0 Wb m^(-2) acts normal to a 80 tur...

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  8. A square copper coil of each side 8 cm consists of 100 turns. The coil...

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  9. The area of a coil of 25 turns is 1.6 cm^(2). This coil is inserted in...

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  10. A uniform magnetic field B exists in a direction perpendicular to the ...

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  11. A wire 88 cm long bent into a circular loop is placed perpendicular to...

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  12. A closely wound rectangular coil of 200 turns and size 0.30 xx 0.05 m ...

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  13. A coil of 100 loops is pulled in 0.01 s between the pole of a magnet, ...

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  14. A rectangular conductor LMNO is place in a uniform magnetic field of 0...

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  15. A circular copper disc of 10 cm radius rotates at 20 pi radian//sec ab...

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  16. A metre gauge train is running due north with a constant speed of 90 k...

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  17. A metal disc of radius 200 cm is rotated at a constant angular speed o...

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  18. The distance between the edges of the wings of an aeroplane is 30 metr...

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  19. A jet plane is travelling west at 450 m//s. If the horizontal componen...

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  20. A circular disc of radius 20 cm is rotating with a constant angular sp...

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