629Civil EngineeringMedium
A good blast with a good yield is obtained if the cut hole is________?
Anormal to face
Binclined at 30° to the face
Cinclined at 15° to the face
Dinclined at 45° to the face
Correct answer
D. inclined at 45° to the face
Explanation
The correct answer is inclined at 45° to the face.