For ASTM grain size number 10, give the number of grains per square inch at a magnification of 100x.

For ASTM grain size number 10, give the number of grains per square in

1.	For ASTM grain size number 10, give the number of grains per square inch at a magnification of 100x.
A.	512
B.	1024
C.	2048
D.	200
Answer» B. 1024