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The total magnetic induction at point O ...

The total magnetic induction at point O due to curved portion and straight portion in the following figure, will be

A

`(mu_(0)i)/(2pir)[pi-phi+tanphi]`

B

`(mu_(0)i)/(2pir)`

C

0

D

`(mu_(0)i)/(pir)[pi-phi+tanphi]`

Text Solution

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The correct Answer is:
A
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AAKASH SERIES-MOVING CHARGES AND MAGNETISM-EXERCISE-III
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  2. A long straight wire of radius a carries a steady current is uniformly...

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  3. The total magnetic induction at point O due to curved portion and stra...

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  4. An infifnitely long conductor PQR is bent to form a right angle as sho...

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  5. A straight conductor of length 32 cm carries a current of 30A. Magneti...

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  6. Two parallel long wires carry currents 18A and 3A. When the currents a...

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  7. A long straight wire along the Z-axis carries a current I in the negat...

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  8. A wire carrying a current i is first bent in the form of a square of s...

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  9. Two long mutually perpendicular conductors carrying currents I1 and I2...

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  10. Two wires of same length are shaped into a square and a circle. If the...

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  11. Current 'i' is flowing in heaxagonal coil of side a. The magnetic indu...

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  12. A solenoid of length 'l' has N turns of wire closely spaced, each turn...

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  13. A toroid has a core (non-ferromagnetic) of inner radius 25 cm and oute...

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  14. A 3.0 cm wire carrying a current of 10 A is placed inside a solenoid p...

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  15. A closely wound solenoid of 800 turns and area of cross-section 2.5xx1...

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  16. A closely would solenoid of 2000 turns and area of cross-section 1.6xx...

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  17. Two coaxial solenoids of different radii carry current I in the same ...

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  18. A solenoid has 10^(3) turns per unit length. On passing a current of 2...

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  19. Currents of 10 A and 2A are passed through two parallel wires A and B ...

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  20. Wires 1 and 2 carrying currents i1 and i2 respectively are inclined at...

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