Question:-
Assertion (A): Cast iron is generally hard brittle and wear resistant
Reason (R): Cast iron contains more than 20% carbon and as such the percentage commentate in it is higher
Option (A)
Both A and R are individually true and R is the correct explanation of A
Option (B)
Both A and R are individually true but R is not the correct explanation A
Option(C)
A is true but R is false
Option(D)
A is false but R is true
Correct Option:
(C)
Question Solution:
Percentage of carbon is 6.67% (limited) in Fe-C alloys
question-answer-faq-3289