Mining Engineering > GATE 2019 > Blasting
Data related to explosive and blasthole are given below. Assuming 1 kcal to be 4.2 kJ, the power of explosive in GW in the blasthole (round off to one decimal place) is ______.

Correct : 430.0

Similar Questions

In an opencast coal mine, blast vibrations are measured at two locations, A and B simultaneously for a maximum charge per delay (Q) of 1200 kg as given. Ass...
#51 Fill in the Blanks
In a development coal face, 12 holes are drilled and charged with explosive. Holes are initiated with electric delay detonators connected in series. The length...
#55 Fill in the Blanks
The blast pattern of a coal face shown in the figure Front view Top view Side view represents _______.
#67 MCQ

Related Topics

explosive power calculation blasthole design GATE Mining Engineering 2019 mining engineering gate explosive energy conversion power of explosive GATE 2019 question blasthole energy calculation explosive energy units

Unique Visitor Count

Total Unique Visitors

Loading......

Question Options

Contributed by: