A current of 1.5A flows through the coil of 5 turns of a tangent galvanometer having a diameter 0.3m. If the deflection of the needle at its centre is 45� then the horizontal intensity of earths field at that place is

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A current of 1.5A flows through the coil of 5 turns of a tangent galvanometer having a diameter 0.3m. If the deflection of the needle at its centre is 45� then the horizontal intensity of earths field at that place is

1.250 A-turn/m250 A-turn/m

2.25 A-turn/m

3.2.5 A-turn/m

4.2500 A-turn/m

Posted Date:-2021-10-19 09:53:20

More MCQS Questions and answers

  1. A coil of 100 turns and area 0.5 m2 has its plane perpendicular to a uniform magnetic field of induction 0.2m Wb/ m2.Then magnetic flux through the coil is
  2. A current of 1.5A flows through the coil of 5 turns of a tangent galvanometer having a diameter 0.3m. If the deflection of the needle at its centre is 45� then the horizontal intensity of earths field at that place is
  3. A current of 1A flowing through a property arranged tangent galvanometer produces a deflection of 30� in the needle. The current required to produce a deflection of 60� is
  4. A magnetic needle suspended at a place having two magnetic fields comes to rest when
  5. A tangent galvanometer is an absolute instrument because
  6. By tangent law the field due to the magnet is
  7. During the initial adjustment the magnetic needle of the deflection magnetometer in Tan B position
  8. During the initial adjustment the pointer of the deflection magnetometer in TanA position.
  9. For a short magnet placed along the arms of deflection magnetometer in TanA position
  10. For a short placed across the arms of deflection magnetometer in tan B position
  11. If the field at the centre of a coil of radius 8 cm having 80 turns is 200 A-turn/m then the current passing through it is
  12. If the reduction factor of a tangent galvanometer is 900mA then the current that produces a deflection of 30� in it is
  13. in a coil of radius r and having n turns the intensity of magnetic field produced by current of I A is
  14. In Tan A position a short bar magnet placed at a distance of 30 cm from the mid-point of the needle produces a deflection of 45�. When another magnet is placed at the same distance it produces a deflection of 30�. Then the ratio of their magnetic moments is
  15. In Tan A position of equal distance method of comparing the magnetic moments of bar magnets the ratio of their moments is given by
  16. In Tan A position of null deflection method of comparing the magnetic moments of bar magnets the ratio of their moments is given by
  17. In Tan B position of equal distance method of comparing magnetic moments of bar magnets the ratio of their moments is given be
  18. In Tan B position of null deflection method of comparing the magnetic moments of bar magnets the ratio of their moments is given by
  19. In TanA position the arms of the magnetometer are kept
  20. In tangent galvanometer experiment the plane of the coil should be adjusted to be along the
  21. Magnetic intensity due to a bar magnet of length 2l and pole strength m at an equatorial point at a distance d from the mid-point is
  22. Plane of the tangent galvanometer is set along the magnetic meridian because in that case the field due to current is
  23. Tangent galvanometer works on the principle of
  24. Tangent law is used
  25. The circular compass box of a tangent galvanometer has graduations
  26. The deflection magnetometer is constructed such that the centre of the magnetic needle
  27. The deflection magnetometer works on the principle of
  28. The deflection of magnetic needle produced by two short magnets are 30� and 60� respectively when the magnets are placed at the same distance along the ration of their magnetic moments is
  29. The field at the centre of a coil of radius 16 cm having 10 turns and carrying a current of 8 A is
  30. The magnetic field along the axis of a bar magnet is
  31. The magnetic needle of a tangent galvanometer is kept small because the magnetic field is
  32. The plane of the compass box of a tangent galvanometer is
  33. The reduction factor k of a tangent galvanometer is
  34. The tangent galvanometer is more sensitive when the deflection is around
  35. The tangent galvanometer is used to determine
  36. the two turn coil of a tangent galvanometer
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