Magnetism and Matter

---

Question

---

Question 1 : S.I. unit of flux is _____________
1. Ohm
2. Tesla
3. Weber
4. None of these
Answer
8904

Question 2 : What is the angle of dip at a place where the horizontal component of earth’s magnetic field is equal to the vertical component?
1. 0°
2. 30°
3. 45°
4. 90°
Answer
8905

Question 3 : Which of the following has a low value in ferrites?
1. Permeability
2. Magnetic susceptibility
3. Conductivity
4. All the above
Answer
8906

Question 4 :

The dimensional representation of magnetic flux density is ______________

1. [MLT^-2A^-2]
2. [MT^-2A^-1]
3. [MLT^-2A^-1]
4. [MLT^-2]
Answer
8907

Question 5 : Tangent law is applicable only when ______________
1. two magnetic fields exist
2. uniform magnetic field are used
3. horizontal component of earth’s magnetic field is present
4. two uniform and mutually perpendicular magnetic fields exist
Answer
8908