Question

9. Castings are designed with
rounded edges and corners so as to:
a) increase the overall strength of
the casting
Ο Ο Ο
O b) improve toughness
c) prevent mould erosion by metal
stream
O
d) prevent plane of weakness where
the columned grains join.​

Answer 1

Answer:

c. I think it will help you best of luck you

Explanation:

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