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Shape of ideal toroid is...

Shape of ideal toroid is ____

A

cylindrical

B

helical

C

spherical

D

circular

Text Solution

Verified by Experts

The correct Answer is:
D
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KUMAR PRAKASHAN-MOVING CHARGES AND MAGNETISM-SECTION D (MULTIPLE CHOICE QUESTIONS)
  1. One straight wire carries 5 A. Angles made by line segments joining po...

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  2. Two concentric rings are kept in the same plane. Number of turns in bo...

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  3. Shape of ideal toroid is

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  4. Magnetic field inside the toroid is

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  5. In phenomenon, toroid is being used.

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  6. Magnetic field at the centre of circular loop of radius R is B. Magnet...

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  7. When electron revolves around nucleus in a circular orbit, its orbital...

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  8. Value of gyromagnetic ratio for an orbital electron is

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  9. Which of the following atoms has permanent electric dipole moment zero...

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  10. A current carrying loop is placed in a uniform magnetic field. The tor...

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  11. A conducting wire of 2m length is used to form a circular loop. If it ...

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  12. A rectrangular coil 20cmxx20cm has 100 turns and carries a current of ...

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  13. A current carring small loop behaves like a small magnet. If A be its ...

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  14. Dipole moment of coil is 2hati+3hatj+5hatk. If this coil is placed in ...

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  15. A circular coil of radius 4 cm and of 20 turns carries a current of 3 ...

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  16. An electron moves with a constant speed v along a circle of radius r. ...

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  17. A circular coil having N turns is made from a wire L meter long. If a ...

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  18. can measure small current and small voltage both.

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  19. has maximum resistance.

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  20. Why small soft iron cylinder is placed at the axis of the coil in galv...

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