| Post Name | ASSISTANT DRILLING ENGINEER-MINING & GEOLOGY |
|---|---|
| Question Paper Code | 036/2019 |
| Date of Test | 20 June 2019 |
| Medium of Question | ENGLISH |
| Exam Type | OMR Examination |
| Total Questions | 100 |
1
Babur wrote his autobiography, “Tuzuki-Babari’ is —--————— language.
Answer
D. Turkish
2
The key note of Asoka’s policy of ‘Dhamma’ was:
Answer
C. moderation
3
At which of the following places was the Revolt of 1857 particularly encouraged by Moulavis
and Pandits alike?
Answer
B. Bihar
4
Mahathma Gandhi gave the title of ‘Sardar’ to Vallabai Patel for his great organisational
skill is :
Answer
A. Bardoli Satyagraha
5
In which state in India was “Panchayathi Ray’ first introduced?
Answer
D. Rajasthan
6
Which of the following is not included in “Aintinai” prevailed in ancient Tamilakam?
Answer
B. Karai
7
Number of signaturies in ‘Malayali Memorial’ :
Answer
A. 10028
8
| Who is the author of the book, “Enmakaje” portrays the life of the victims of Endosulfan
pesticides in Kasargod?
Answer
C. Ambikasutan Mangad
9
Mamburam Thangal came to Kerala from :
Answer
A. Yemen
10
Who is the author of ‘Viswa darshanam’?
Answer
B. G. Sankara Kurup
11
Who started Panthibhojanam (Inter-dining) in Kerala?
Answer
B. Sahodaran Ayyappan
12
Who started the newspaper ‘Mithavadi’?
Answer
D. C. Krishnan
13
Expand VVPAT:
Answer
A. Voter Verifiable Paper Audit Trial
14
Right to Information Bill passed by the parliament on :
Answer
B. 15% June 2005
15
The fundamental duties of the citizens were added to the constitution by -————————
Amendment.
Answer
C. 4224 Amendment
16
Whois the director of the film, “A.K.G. Athi Jeevanathinte Kanal Vazhikal”?
Answer
D. Shaji. N. Karun
17
Who was the founder of ‘Swadeshabhimani’ Newspaper?
Answer
A. Vakkom Abdul Kader Moulavi
18
Who is the founder of “Antharjana Samajam”?
Answer
D. Parvathi Nenmeni Mangalam
19
Who is the author of ‘Mathilukal’?
Answer
C. Vaikom Mohamed Basheer
20
Who wrote, ‘Anukambadasakam’?
Answer
B. Sri Narayana Guru
21
If three forces acting at a point are in equilibrium, each force is proportional to the sine of the
angle between the other two. This statement is called :
Answer
B. Lamie’s Theorem
22
When a body is about to slide down, the inclination of the plane to the horizontal is :
Answer
A. Equal to the angle of friction
23
The ratio of shear stress to shear strain is called :
Answer
C. Modulus of rigidity
24
Inthe case of stress strain curve for mild steel bar when conducted a tensile test, strain goes
on increasing without an appreciable load, the stress corresponding to this is :
Answer
D. Yield stress
25
26
The maximum strain energy stored per unit volume at elastic limit is :
Answer
D. Proof resilience
27
Fora solid rectangular column the slenderness ratio is :
Answer
D. None of these
28
Under torsion, every section of the shaft is subjected to :
Answer
B. Shear stress
29
Find the power transmitted by a solid shaft of diameter 0.1 m, rotating at a speed of 100 rpm. The maximum permissible stress is 100 N/m². Torque developed is 5 Nm:
Answer
A. 52.33 W
30
The internal resistance of a body to external forces/loads that the body is subjected to is
called:
Answer
D. Stress
31
The coefficient of viscosity is expressed as:
Answer
D. N·s/m²
32
When mercury is spilled over a smooth horizontal surface, it tends to gather in to droplets
why?
Answer
A. Cohesive force is more than adhesive force
33
Convert a pressure of 1.5 bar into meters of water. Take the specific weight of water as
10 kKN/m?
Answer
B. 15m
34
Kaplan turbine is an example for :
Answer
D. Axial flow
35
For anormal runner Francis turbine, the specific speed is in the range of :
Answer
C. 100-150
36
The power developed by a jet of water with a flow rate of 40 m?/s from a height of 200 m is:
Answer
A. 78.48 MW
37
The ideal position of a surge tank in a hydro power station to avoid water hammer in
penstocks :
Answer
D. At the junction of the tunnel and penstock
38
What type of pump is preferred for pumping drainage water?
Answer
B. Centrifugal pump
39
When centrifugal pumps are connected in parallel :
Answer
A. Discharge increases
40
The velocity of flow in a pipe line can be measured by :
Answer
C. Pitot tube
41
Asystem in which there is no interaction between system and its surroundings is:
Answer
D. Isolated system
42
The coordinates to describe the state of a system is called :
Answer
B. Property
43
In the absence of any unbalanced force within the system itself and also between the system
and surroundings, the system is said to be in:
Answer
C. Mechanical equilibrium
44
Latent heat of sublimation is the amount of heat transferred to convert a unit mass from :
Answer
B. Solid to vapour
45
A fluid is been throttled though a valve fitted in an insulated pipe, what remains constant?
Answer
C. Enthalpy
46
It is impossible to construct a device which, operating in a cycle, will produce no effect other
than the transfer of heat from a cooler to a hotter body. Who proposed this statement?
Answer
A. Clausius
47
The part of the low grade energy which, according to second law must be rejected is :
Answer
D. Anergy
48
The region inside the inversion curve where Joule - Kelvin coefficient is positive :
Answer
A. Cooling region
49
It is impossible by any procedure, no matter how idealized, to reduce any system to the
absolute zero of temperature in a finite number of operations. This statement corresponds to :
Answer
B. Third law
50
A process always occurs in such a direction to cause the entropy of the universe :
Answer
C. Increases
51
Ina Face Centered Cubic (FCC) structure the effective number of lattice points in unit cell
1s:
Answer
B. 4
52
What property of materials is used to make wire by drawing it out through a hole?
Answer
D. Ductility
53
What is the crystal structure of gold?
Answer
B. Face centered cubic
54
In the free electron model, the outermost electrons of an atom are not bound to that atom but
are free to move through the whole solid. These electron clouds are called :
Answer
A. Fermi gas
55
Anion displaced from a regular site to an interstitial site 1s called :
Answer
B. Frenkel imperfection
56
Ina phase diagram, alloy compositions to the left of the eutectic mixture are called :
Answer
D. Hypoeutectic alloy
57
Fe-C alloys with more than 2 % carbon are called :
Answer
A. Cast irons
58
A process in which steel is heated to a temperature above the critical point and quenched in
oil or water is known as:
Answer
C. Hardening
59
The property of a material by which the material weakly magnetized in a direction opposite,
to the external magnetic field :
Answer
B. Diamagnetic
60
Which is the most suited material for the fabrication of boiler riser tubes?
Answer
A. Alloy steel
61
The critical temperature and pressure of steam are:
Answer
A. 375°C, 225 bar
62
The mechanical efficiency of a 60 kW engine is 80%. What is the mechanical efficiency at 50%
of rated load, if the frictional power is assumed as constant with load?
Answer
A. 66.7%
63
The relation for volumetric efficiency of a reciprocating compressor with clearance volume
ratio
Answer
D. 14+
64
The output of a gas turbine is 800 kJ/kg. What is the thermal efficiency, if the compressor
work and the heat supplied are 500 kJ/kg and 100 kJ/kg respectively?
Answer
Question Cancelled
65
66
What is the specific humidity in kg/kg of dry air of the given air which is under a pressure of
100 kPa and with DBT 35°C, DPT 20°C and the corresponding saturation pressure 5 kPa and
2 kPa respectively?
Answer
D. 0.0126
67
In a room, the latent heat load and the sensible heat load are 50 kJ/sec and 30 kdJ/sec
respectively. Then the sensible heat factor is :
Answer
A. 0.375
68
Which dimension less number has a significant role in forced convection?
Answer
B. Reynolds number
69
What is the increase in energy radiated, when the surface temperature of the solid is
doubled?
Answer
C. 1600%
70
The inlet and outlet temperatures of hot and cold fluid in a heat exchanger is 200, 170 and
40, 100 respectively. What is the capacity ratio of the heat exchanger?
Answer
A. 0.5
71
Which of the following is not the inversion of a double slider crank mechanism?
Answer
B. Whitworth quick return mechanism
72
The module of two numbers of 20° full depth involute profiled gears which are in mesh is 5.
What is the centre distance between the gears, if the number of teeth are 20 and 40?
Answer
A. 150
73
What is the maximum pressure in N/m² in a plate clutch, with inner and outer radii of 60 mm and 120 mm, when the axial force is 4000 N. Assume uniform wear.
Answer
Question Cancelled
74
The linear velocity of a flat belt is 6 m/s. What is the power transmitted, if the tension on the
tight and slack side are 1000 N and 500 N respectively?
Answer
C. 3kW
75
The speed of an engine changes from 400 to 420 in a cycle. What is the coefficient of
fluctuation of speed?
Answer
B. 0.048
76
What is the stiffness of the spring for a Hartwell Governor in N/cm having the lowest and
highest equilibrium speeds of 1000 N and 100 N respectively, if the height of the governor is
2 cm?
Answer
Question Cancelled
77
The number of masses rotating in different planes will be in dynamic balance if :
Answer
C. Both force and resultant couple equal to zero
78
Answer
C. /2 times the speed
79
T be the permissible twisting moment in a circular shaft as per maximum stress theory. What will be its value according to maximum principle stress theory?
Answer
A. T
80
The thickness of the strap in single strap butt joint to join two plates of thickness ¢ is :
Answer
A. 1.125¢
81
Loam sand is mixture of :
Answer
Question Cancelled
82
Filler material is used in:
Answer
C. Gas welding
83
Spinning is a process comprising :
Answer
D. Bending and stretching
84
The best extrusion method for high-strength super alloys :
Answer
A. Hydrostatic extrusion
85
Discontinuous chips in metal cutting operations are produced in machining :
Answer
B. Brittle material
86
The tool life of a single point cutting tool at a cutting speed of 0.5 m/s is 1000 sec. How many
pieces can be produced within one tool life, if the length and diameters of the portion of the
piece to be turned are 60 mm and 100 mm respectively? Feed and speed of cutting are
0.314 mm/rev and 0.5 m/sec respectively :
Answer
C. 12.5
87
In the turning operation, corresponding to cutting speeds of 30 m/min and 15 m/min, the tool
lifes are 75 min and 300 min respectively. What is the Taylorian exponent?
Answer
A. 0.5
88
The standard tapes used for drill spindle is :
Answer
B. Morse taper
89
The twist drill is specified by :
Answer
A. Shank, material, diameter
90
Auto-collimator is used to check :
Answer
D. Angle
91
Which one of the following types of layout is used for vehicle manufacturing?
Answer
A. Product layout
92
Standard time is obtained from normal time by adding the policy allowance and :
Answer
D. Personal, fatigue and delay allowance
A 13 36/2019
93
ABC analysis is used in:
Answer
C. Inventory control
94
What is the expected time in PERT activity if optimistic time, most likely time and
pessimistic time are 10, 12 and 16 minutes respectively?
Answer
B. 12.33
95
Which one is a qualitative technique of demand forecasting?
Answer
A. Delphi technique
96
The demand and forecast for April are 10,000 and 8000 respectively. If the smoothing
coefficient is 0.25, forecast for May using single exponential smoothing method :
Answer
D. 8500
97
Which of the following would lead to interchangeability?
Answer
A. Product design
98
Which of the following is not a control chart used in statistical quality control?
Answer
C. SIMO chart
99
What is the realiability of a system when its subsystems are put in series and having
reliability 0.7, 0.6 and 0.9?
Answer
C. 0.37
100
Simplex method of solving linear programming problems uses :
Answer
B. Only the corner points of the feasible region
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