Discussions
Select Date
Tags:
Vivek K A

· started a discussion

· 1 Months ago

Facing sand contains more clay and fine silica; used near mould cavity.

Question:

Facing sand has -

Options:
A)

More clay with fine silica

B)

More clay with moisture

C)

More silica with moisture

D)

Without clay with moisture

  

Solution:

Ans: (c)

 

All Rights Reserved Top Rankers