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In Fig. 29-43, length a is 2.3 cm (short...

In Fig. `29-43,` length a is `2.3` cm (short) and current i is `18` A. What are (a) magnitude and (b) direction ( into or out of the page ) of the magnetic field at point P ?

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`(a)55muT;` (b) into
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RESNICK AND HALLIDAY-MAGNETIC FIELDS DUE TO CURRENTS-Problems
  1. In Fig. 29-41 four long straight wires are perpendicular to the page, ...

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  2. In Fig. 29-41 four long straight wires are perpendicular to the page, ...

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  3. In Fig. 29-43, length a is 2.3 cm (short) and current i is 18 A. What ...

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  4. Two long parallel wires are separated by a distance of 2.50 cm. The fo...

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  5. Figure 29-45 a shows, in cross section, two long, parallel wires carry...

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  6. Figure 29-46 shows two closed paths wrapped around two conducting loop...

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  7. Figure 29-47 shows wire 1 in cross section, the wire is long and strai...

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  8. An electron is shot into one end of a solenoid.As it enters the unifor...

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  9. A toroid with mean radius r(0), diameter 2a have N turns carrying curr...

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  10. Figure shows a cross-section of a long ribbon of width omega that is c...

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  11. Figure shows a cross-section of a long ribbon of width omega that is c...

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  12. Eight wires cut the page perpendicularly at the points show in figure....

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  13. A current of 1//(4pi) ampere is flowing in a long straight conductor. ...

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  14. A long solenoid with 10 turn / cm and a radius of 7.0 cm carries a c...

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  15. Two wire loop PQRSP formed by joining two semicircular wires of radii ...

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  16. A 470 - turn solenoid having a length of 25 cm and a diameter of 10 cm...

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  17. What is magnetic dipole moment? Calculate the magnetic dipole moment o...

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  18. Figure shows a straight wire of length a carrying a current I. What is...

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  19. A long solenoid has 200 turns per cm and carries a current of 2.5A. Th...

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  20. The current density bar(J) inside a long, solid cylindrical wire of ra...

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