Q
A good blast with a good yield is obtained if the cut hole is___________________?
-
A
A. Normal to face
-
B
B. Inclined at 45° to the face
-
C
C. Inclined at 15° to the face
-
D
D. Inclined at 30° to the face
Correct Answer:
B. B. Inclined at 45° to the face