Advertisements
Advertisements
प्रश्न
The relative magnetic permeability of a substance X is slightly less than unity and that of substance Y is slightly more than unity, then ______.
पर्याय
X is paramagnetic and Y is ferromagnetic.
X is diamagnetic and Y is ferromagnetic.
X and Y both are paramagnetic.
X is diamagnetic and Y is paramagnetic.
Advertisements
उत्तर
The relative magnetic permeability of a substance X is slightly less than unity and that of substance Y is slightly more than unity, then X is diamagnetic and Y is paramagnetic.
APPEARS IN
संबंधित प्रश्न
The magnetic susceptibility of annealed iron at saturation is 4224. Find the permeability of
annealed iron at saturation. (μ0 = 4Π × 10−7 SI unit)
A tangent galvanometer shows a deflection of 45° when 10 mA of current is passed through it. If the horizontal component of the earth's magnetic field is `B_H = 3.6 xx 10^-5 "T"` and radius of the coil is 10 cm, find the number of turns in the coil.
Metals getting magnetised by orientation of atomic magnetic moments in external magnetic field are called ______.
The universal property of all substances is ______.
A permanent magnet in the shape of a thin cylinder of length 10 cm has M = 106 A/m. Calculate the magnetisation current IM.
Explain quantitatively the order of magnitude difference between the diamagnetic susceptibility of N2 (~5 × 10–9) (at STP) and Cu (~10–5).
If the magnetizing field on a ferromagnetic material is increased, its permeability ______.
A uniform magnetic field gets modified as shown in figure when two specimens A and B are placed in it.
 |
 |
| (a) | (b) |
- Identify the specimen A and B.
- How is the magnetic susceptibility of specimen A different from that of specimen B?
Which of the following has a permeability less than that of free space?
Explain the origin of paramagnetism on the basis of atomic structure.
