# GATE MN Question Paper 2007

GATE MN Question Paper 2007.

GATE i.e. Graduate Aptitude Test in Engineering Mining Engineering 2007 Exam has been conducted by IISc Bangalore IIT Bombay IIT Delhi IIT Guwahati IIT Kanpur IIT Kharagpur IIT Madras IIT Roorkee. This GATE MN 2007 examination is the procedure to get the admission in M.Tech

GATE Mining Engineering i.e. MN Question Paper, This GATE MN 2007 Question will help all the students for their exam preparation, here the question type is MCQ i.e multiple choice question answers, if this GATE MN 2007 question paper in pdf file for GATE MN you can download it in FR MN, if GATE Mining Engineering 2007 paper in text for GATE MN you can download GATE MN 2007 page also just Go to menu bar, Click on File->then Save.

## GATE MN Question Paper 2007

GATE MN 2007 Question paper Free Download PDF is available in www.oldquestionpapers.net which has been provided by many students this GATE Mining Engineering 2007 paper is available for all the students in FR MN and also GATE MN 2007 question paper fully solved i.e with answer keys and solution.

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Q.5 Radial stress on the excavation boundary of a circular tunnel is
(A) always zero
(B) always positive
(C) always negative
(D) positive in some area and negative in some area

Q.6 The critical diameter of an explosive is defined as the diameter below which it
(A) develops the optimum velocity of detonation
(B) does not involve in chemical reaction
(C) develops the maximum velocity of detonation
(D) deflagrates

Q.7 Which one of the following supports does NOT require a power pack for its operation
(A) chock shield support (B) open circuit hydraulic prop
(C) close circuit hydraulic prop (D) Alpine breaker line support

Q.8 In a centrifugal flow fan the Conversion of velocity pressure to static pressure is accomplished with the help of
(A) impeller (B) curved blades (C) hub (D) casing

Q.9 A 3.3 kV, 3-phase AC motor having a PF of 0.85 draws current at 95 A. The motor input power in kW is
(A) 266.5 (B)461.5 (C) 543.0 (D) 799.5

Q. 10 The amount of total stone dust required in kg for a secondary/heavy type stone dust barrier in a roadway of size 4.0 mx3.0 mis
(A) 1320 (B)4680 (C)5200 (D) 6600

Q.11 In the Gaussian plume model, the dispersion coefficients are function of
(A) distance from source and stability class
(B) stack height and distance from source
(C) stability class and source coordinates
(D) source coordinates and distance from source