Mn:mining Engineering Worksheet - 2013 Page 9

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2013
MINING ENGG. –MN
Q.37
log
The value of
is
2
2
2
2
(A)
(B)
(C)
(D)
Q.38
Given the following,
Machine
Component
P. Dint header
1. Cowl
Q. Coal plough
2. Cutting chain
R. Road header
3. Loading apron
S. Shearer
4. Static set of bits
the correct match is
(A) P-4,Q-2,R-3,S-1
(B) P-3,Q-4,R-2,S-1
(C) P-2,Q-3,R-4,S-1
(D) P-2,Q-4,R-3,S-1
Q.39
Given the following,
Rescue apparatus
Characteristic
P. Draeger BG-4
1. Open circuit chemical oxygen self-rescuer
Q. MSA IW-65
2. Filter type self-rescuer
R. Draeger Pulmotor
3. Self-contained breathing apparatus
S. Oxyboks
4. Resuscitation apparatus
the correct match is
(A) P-3, Q-2, R-1, S-4
(B) P-4, Q-1, R-2, S-3
(C) P-3, Q-2, R-4, S-1
(D) P-1, Q-4, R-3, S-2
Q.40
Given the following,
Equation/formula/law
Application
P. Bernoulli equation
1. Pressure loss in laminar flow of fluid
Q. Poiseuille equation
2. Drag loss due to regular obstructions in fluid flow
R. Bromilow’s formula
3. Energy conservation in ideal fluid flow
S. Stokes law
4. Terminal settling velocity of fine particles in fluid
the correct match is
(A) P-3, Q-1, R-2, S-4
(B) P-1, Q-3, R-2, S-4
(C) P-2, Q-3, R-4, S-1
(D) P-3, Q-1, R-4, S-2
MN
9/15

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