2018 2019 Student Forum DMRC Junior Engineer Mechanical Exam Sample Question Paper

#1
12th December 2014, 08:25 AM
 Unregistered Guest Posts: n/a
DMRC Junior Engineer Mechanical Exam Sample Question Paper

Will you please provide the sample Question Paper of DMRC Junior Engineer Mechanical exam ?
#2
12th December 2014, 10:05 AM
 Super Moderator Join Date: Apr 2013 Posts: 36,100
Re: DMRC Junior Engineer Mechanical Exam Sample Question Paper

Here is the list of few questions of DMRC Junior Engineer Mechanical Exam Sample Question Paper which you are looking for .

In PERT analysis a critical activity has
A) maximum Float
B) zero Float
C) maximum Cost
D) minimum Cost

Environment friendly refrigerant R134a is used in the new generation domestic refrigerators. Its chemical formula is
A) CH C1 F2
B) C2 C13 F3
C) C2 C12 F4
D) C2 H2 F

The S-N curve for steel becomes asymptotic nearly at
A) 103 cycles
B) 104 cycles
C) 106 cycles
D) 109 cycles

In a rolling process, sheet of 25 mm thickness is rolled to 20 mm thickness. Roll is of diameter 600 mm and it rotates at 100 rpm. The roll strip contact length will be
A) 5 mm
B) 39 mm
C) 78mm
D) 120mm

The angle between two unit-magnitude coplanar vectors P(0.866, 0.500,0) and Q(0.259, 0.966,0) will be
A) 0° B) -30°
C) 45°
D) 60°

15 A lot has 10% defective items. Ten items are chosen randomly from this lot. The probability that exactly 2 of the chosen items are defective is
A) 0.0036
B) 0.1937
C) 0.2234
D) 0.3874

the execution of a CNC part program block NO20 GO2 X45.0 Y25.0 R5.0 the type of tool motion will be
A) circular Interpolation — clockwise
B) circular Interpolation — counterclockwise
C) linear Interpolation
D) rapid feed

In an interchangeable assembly, shafts of size 25.000+0.040mm mate with holes of size 25.000+0.020 mm. The maximum possible clearance in the assembly will be
A) 10 microns
B) 20 microns
C) 30 microns
D) 60 microns

S-N curve for steel becomes asymptotic nearly at
A) 103 cycles
B) 104 cycles
C) 10 6 cycles
D) 10 9 cycles

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