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Positive phase duration, ms
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Duration of shock pulse, ms
t-o
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Negative phase duration, ms
(to)F
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Duration of blast pressure at a point on the wall
farthest from the charge, ms
t'o
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Design duration of positive pressure, ms
ts
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Positive phase time of interest, ms
t-s
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Negative phase time to interest, ms
TN
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Natural period of vibration, ms
U
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Transmission velocity, ft/ms
V
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Volume of cubicle, ft3
Vo
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Initial fragment velocity, fps
Vs
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Fragment velocity at some distance from explosion, fps
W
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Charge weight, lb or oz
Wc
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Casing weight, lb or oz
Weff
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Effective charge weight, lb
Wf
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Fragment weight, oz
_
Wf
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Average particle weight
y
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Verticle distance, ft
Z
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Scaled distance, ft/lb1/3
[alpha]
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Constant which determines the form of the p-T curve
[rho]a
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Density of air, oz/in3
[lambda]d
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Scaled charge depth, ft/lb1/3
[lambda]x
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Scaled horizontal distance, ft/lb1/3
[lambda]y
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Scaled vertical distance, ft/lb1/3
2.08-67
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