Paramagnetic materials have relative permeability________________?

Related Mcqs:

1. The susceptibility of paramagnetic materials generally lies between____________?

   A. KT3 and 1CT6 B. 1CT3 and 1CT7 C. KT4 and KT8 D. 10″2 and KT5...

2. The relative permeability of materials is not constant

   A. diamagnetic B. paramagnetic C. ferromagnetic D. insulating...

3. Hysteresis loop in case of magnetically hard materials is more in shape as compared to magnetically soft materials

   A. circular B. triangular C. rectangular D. none of the above...

4. When a magnet is in motion relative to a coil the induced e.m.f. does not depend upon____________?

   A. resistance of the coil B. motion of the magnet C. number of turns of the coil D. pole strength of the magnet...

5. The relative permeability is less than unity is case of_____________?

   A. ferromagnetic materials B. ferrites C. non-ferrous materials D. diamagnetic materials...

6. The unit of relative permeability is_____________?

   A. henry/metre B. henry C. henry/sq. m D. it is dimensionless...

7. For which of the following materials the net magnetic moment should be zero ?

   A. Diamagnetic materials B. Ferrimagnetic materials C. Antiferromagnetic materials D. Antiferrimagnetic materials...

8. For which of the following materials the saturation value is the highest ?

   A. Ferromagnetic materials B. Paramagnetic materials C. Diamagnetic materials D. Ferrites...

9. Which of the following materials are diamagnetic ?

   A. Silver B. Copper C. Silver and copper D. Iron...

10. The materials having low retentivity are suitable for making_____________?

    A. weak magnets B. temporary magnets C. permanent magnets D. none of the above...