Which of the following is a ferromagnetic material ?

Related Mcqs:

1. Indicate which of the following material does not retain magnetism permanently

   A. Soft iron
   B. Stainless steel
   C. Hardened steel
   D. None of the above

2. Which woody raw material is used for the manufacture of paper pulp?

   A. Cotton
   B. Poplar
   C. Bagasse
   D. Rice straw

3. Cobalt is a material which is ?

   A. Strongly attracted by a magnet
   B. Not attracted by a magnet
   C. not a magnet
   D. Weakly attracted by a magnet
   E. None of these

4. Wood is the main raw material for the manufacture of ____________?

   A. Paint
   B. Gun powder
   C. Paper
   D. Ink

   Submitted by: Iram Saleem

5. Material for rain-proof coats and tents owe their water proof properties to ________?

   A. Surface tension
   B. Viscosity
   C. Specific gravity
   D. Elasticity

   Submitted by: Ashfaque Ali Khoso

6. he retentivity (a property) of material is useful for the construction of_______________?

   A. permanent magnets
   B. transformers
   C. non-magnetic substances
   D. electromagnets

7. he retentivity (a property) of material is useful for the construction of__________?

   A. permanent magnets
   B. transformers
   C. non-magnetic substances
   D. electromagnets

8. The commonly used material for shielding or screening magnetism is____________?

   A. copper
   B. aluminium
   C. soft iron
   D. brass

9. A material which is slightly repelled by a magnetic field is known as_____________?

   A. ferromagnetic material
   B. diamagnetic material
   C. paramagnetic material
   D. conducting material

10. The material that comes out of a volcano at the time of eruption is:

    A. Solid, liquid, gaseous
    B. Solid and liquid
    C. Solid and gaseous
    D. None of these

    Submitted by: Umair Aslam Muhammadi