# GATE MN Question Paper 2011

GATE MN Question Paper 2011.

GATE i.e. Graduate Aptitude Test in Engineering Mining Engineering 2011 Exam has been conducted by IISc Bangalore IIT Bombay IIT Delhi IIT Guwahati IIT Kanpur IIT Kharagpur IIT Madras IIT Roorkee. This GATE MN 2011 examination is the procedure to get the admission in M.Tech

GATE Mining Engineering i.e. MN Question Paper, This GATE MN 2011 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 2011 question paper in pdf file for GATE MN you can download it in FR MN, if GATE Mining Engineering 2011 paper in text for GATE MN you can download GATE MN 2011 page also just Go to menu bar, Click on File->then Save.

## GATE MN Question Paper 2011

GATE MN 2011 Question paper Free Download PDF is available in www.oldquestionpapers.net which has been provided by many students this GATE Mining Engineering 2011 paper is available for all the students in FR MN and also GATE MN 2011 question paper fully solved i.e with answer keys and solution.

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Q.2 The two vectors are orthonormal. if
(A) vector product is zero and norm of each vector is also zero
(B) vector product is one and nonii of each vector is also one
(C) cross product is zero and nonii of each vector is one
(D) cross product is one and norm of each vector is zero

Q.5 The largest area of a rectangular shaft for a given constant perimeter is obtained when length is

Q.6 A drive shaft of an engine develops torque of 500 N-in. It rotates at a constant speed of 50 1pm. The power transmitted by the shaft in kW is
(A)1.46 (B)2.05 (C) 2.62 (D) 4.32

Q.8 Stress concentration at a point on the wall of a vertical shaft results in a compressive stress of 59.66 MPa. The wall rock mass has an unconfined compressive strength of 89.49 MPa. The safety factor of the shaft wall at the point is
(A)0.6 (B)0.86 (C) 1.23 (D)1.50

Q.9 A core sample of 54 mm diameter having Youngs modulus of 68.97 GPa fails in uniaxial compression at 0.1% axial strain. The axial load at failure in kN is
(A) 158.00 (B)68.97 (C) 58.00 (D) 15.80

Q.10 The maximuni number of coal faces in an underground bord and pillar development district is 13. The munber of headings in the district is
(A)3 (B)5 (C) 6 (D)7