Which of the following materials are diamagnetic ?

Related Mcqs:

1. 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...

2. 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...

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

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

4. Which of the following type of materials are not very important for engineering applications ?

   A. Ferromagnetic B. Paramagnetic C. Diamagnetic D. None of the above...

5. 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...

6. The relative permeability of materials is not constant

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

7. The materials are a bit inferior conductors of magnetic flux than air

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

8. Paramagnetic materials have relative permeability________________?

   A. slightly less than unity B. equal to unity C. slightly more than unity D. equal to that ferromagnetic mate rials...

9. Materials subjected to rapid reversal of magnetism should have______________?

   A. large area oiB-H loop B. high permeability and low hysteresis loss C. high co-ercivity and high retentivity D. high co-ercivity and low density...

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

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