question_answer

Sujeet was making an electric bell. For that he was looking for an appropriate material. Sumit suggested him to use soft iron for this purpose and helped him in making electromagnet. (a) What values are associated with Sumit? (b) Why Sumit suggested for soft iron?  

Answer:

(a) Sumit is friendly, has scientific temperament and of helping nature.      (1) (b) Any material having high permeability and low recentivity is suitable for making electromagnets. So, in electric bell, we use soft iron for making electromagnet.                                                                                               (2)