| Post Name | TECHNICAL ASSISTANT |
|---|---|
| Department | LEGAL METROLOGY |
| Question Paper Code | 061/2018 |
| Date of Test | 16 May 2018 |
| Medium of Question | English |
| Exam Type | OMR Examination |
| Total Questions | 100 |
1
The Malayalam newspaper published by Italian Carmelite missionaries
Answer
B. Satyanada Kahalam
2
Which magazine was called the Bible of the Thiyyas ?
Answer
D. Mitavadi
3
Channar Revolt was started in the year
Answer
Question Cancelled
4
Yachana Yatra was organised by which reformer ?
Answer
A. V.T. Bhattathirippad
5
Who started the newspaper Velakkaran ?
Answer
A. Sahodaran Ayyappan
6
Who is the first Indian woman who received Woodrow Wilson Award for Global Citizenship ?
Answer
C. Chanda Kochhar
7
Who is the author of The Buried Giant ?
Answer
B. Kazuo Ishiguro
8
APJ Abdul Kalam Memorial was situated in
Answer
D. Pei Karumbu
9
The first robot to get a citizenship is
Answer
B. Sophia
10
The present President of Iran
Answer
A. Hassan Rouhani
11
The spherical shape of rain drops are due to ________
Answer
A. surface tension
12
For maximum discharge the included angle of a triangular notch is ________
Answer
D. 90°
13
In a lathe, the power transmitted by the lead screw to the carriage is through ________
Answer
C. half nut
14
The unit of kinematic viscosity is ________
Answer
A. stoke
15
For laminar flow; Reynolds number
Answer
B. is less than 2000
16
Slow plastic deformation of metal under constant stress is known as ________
Answer
C. creep
17
The device used for mixing air and petrol before admitting into the engine cylinder is ________
Answer
B. carburettor
18
In IC engines ,the reciprocating motion of the piston is converted into the rotary motion of the crankshaft by ________
Answer
A. connecting rod
19
The work done in compressing air is maximum, when the compression is ________
Answer
C. adiabatic
20
When the pressure increases, the latent heat of steam ________
Answer
B. decreases
21
The control rods in nuclear reactor are to control ________
Answer
B. absorption of neutrons
22
________ is a water tube boiler
Answer
D. Babcock and Wilcox boiler
23
The square hole provided on the top surface of the anvil is called ________
Answer
C. hardie hole
24
Method of governing used mainly in diesel engine is ________
Answer
A. quality governing
25
Internal energy of a substance depends on ________
Answer
C. temperature
26
The efficiency of a Carnot engine depends on the ________
Answer
D. temperature of source and sink
27
________ is used to check the clearances between two mating surfaces
Answer
B. Feeler gauge
28
The forging operation that consist of increasing the cross section of a bar is called
Answer
A. upsetting
29
If the standard time to complete a work is 20 hours and the actual time taken to complete the work is 15 hours with a wage rate of ₹100/- per hour, then the total earnings of a worker under Rowan plan is rupees ________
Answer
B. 1875
30
The father of Scientific Management is ________
Answer
A. F.W Taylor
31
Charpy test is conducted to measure ________
Answer
Question Cancelled
32
A work holding device having an integral device for tool guidance is called ________
Answer
D. jig
33
In ________ welding process exothermal chemical energy is employed for developing high temperature
Answer
A. thermit
34
________ has a safe edge or uncut edge
Answer
B. Hand file
35
The co-efficient of friction depends upon
Answer
D. nature of surfaces
36
Galvanizing is the process of providing coating of ________ on steel to prevent from rust
Answer
A. zinc
37
The modulus of elasticity of plastic material is ________
Answer
D. zero
38
In a hydroelectric power plant, the storage reservoir fitted to the penstock near to the turbine is ________
Answer
C. surge tank
39
Which of the following is applicable for any fluid flow ?
Answer
D. Continuity equation
40
The head developed by a centrifugal pump depends on ________
Answer
C. impeller diameter and speed
41
________ is a device which converts one form of energy into another
Answer
D. Transducer
42
Moving coil ammeter is ________ instrument
Answer
A. an indicating
43
Fiber optic cable carry signals in the form of ________ energy
Answer
A. light
44
Hot wire anemometer is an instrument used to measure ________
Answer
B. flow
45
________ is the unit of resistivity
Answer
D. Ohm.metre
46
In vibration measurement, ________ is used as a transducer to sense displacement, velocity and accelaration
Answer
A. accelerometer
47
If a strip of conducting material carries current in presence of tranverse magnetic field, an e.m.f. will be produced between the two edges of the material and this property is called ________
Answer
C. hall effect
48
________ is defined as the mass of water vapour present per unit volume
Answer
D. Absolute humidity
49
To minimize ________ error, accurate analog meters are provided with mirrored scales
Answer
B. parallax
50
The pH value of a given solution is 14. The hydrogen ion concentration of that solution will be ________
Answer
C. 10–14
51
In a NTC thermistor, resistivity ________ with the decrease in temperature
Answer
A. increases
52
________ is commonly used for high value insulation resistance measurement
Answer
C. Meggar
53
Light dependent resistor is an example of ________ device
Answer
B. photo conductive
54
The output resistance of a source is RO and it is connected to a load resistance RL. The condition for maximum transfer of power from the source to load is given by ________
Answer
A. RO = RL
55
An arrangement of elastic member as primary transducer and a strain guage attached with it as secondary transducer, is called _______
Answer
D. load cell
56
In an ECG machine, CRT acts as _______
Answer
B. a data presentation element
57
LVDT is a variable _______ transducer
Answer
A. inductive
58
Unit of dynamic viscosity is _______
Answer
C. N.s/m2
59
Externally powered transducers are called _______ transducers
Answer
D. passive
60
Chromatography technique is used to study the _______
Answer
C. components of a sample mixture
61
A very high sensitive strain guage will have _______ guage factor
Answer
B. high
62
Let XL be the inductive reactance of a coil and XC be the capacitive reactance of a capacitor. Both are connected in parallel. At resonance frequency, _______
Answer
A. XL will be equal to XC
63
The stroboscope is used for the measurement of ______
Answer
D. periodic rotary motion
64
When a ferromagnetic material is subjected to a changing magnetization, its dimensions will change. This property is known as ______
Answer
B. Magneto strictive effect
65
An equipment consumes 115 W, when it is connected to a 230 V/50 Hz ac power source. The alternating current through the equipment will be ______ amperes
Answer
A. 115/230
66
Radiation pyrometers are used to measure ______
Answer
C. very high temperature
67
In a capacitive hygrometer, ______ of the capacitor changes according to the humidity
Answer
D. dielectric constant
68
The smallest increment in the input quantity that can be detected by a measuring instrument is called its ______
Answer
B. resolution
69
Operating specifications of a typical UV water heater are shown as 230 V ± 10 V, AC, 50 Hz, 1 phase, 11 W, input pressure 0.4 – 2 kg/sq.cm etc. on its chassis. Its power rating will be ______
Answer
C. 11 W
70
Pirani guage is used to measure ______
Answer
D. pressure 10 A
71
RC snubber circuit used for
Answer
D. dv/dt Protection
72
Programmable language used in PLC
Answer
B. ladder logic
73
In thyristor the time interval between 10% of gate current and 10% of thyristor on state anode current is known as
Answer
C. delay time
74
DIAC act as a
Answer
A. bidirectional avalanche diode
75
FET phototransistor have
Answer
B. more sensitive and low offset voltage
76
The power rating of a 100 ohm resistor carrying a current of 90 mA should be
Answer
C. 1W
77
Which of the following used in narrowband RF frequency multiplier ?
Answer
D. Varactor diode
78
The resolution of D/A converter is approximately .2% of its full scale range. It is
Answer
C. 9-bit converter
79
What is the clock frequency of a 4 bit ripple counter, if the period of waveform at the last flip flop is 64 microseconds ?
Answer
A. 250 kHz
80
Each cell of static random access cell consist of
Answer
B. 6 MOS transistors
81
Compare to 74-series TTL 1C 54-series TTL IC have
Answer
D. Greater tolerance to temperature variation
82
In a moving coil instrument, the deflecting torque is proportional to
Answer
A. Current
83
Which meter is suitable for measurement of 5 mV at 50MHz ?
Answer
D. C.R.O
84
A galvanometer of resistance 10 W gives full scale deflection of with a current of 2 mA. Which resistance should be connected in parallel so that it measure 2 A on full scale deflection ?
Answer
C. 01 W
85
An X-Y plotter is ________ instrument
Answer
A. recording
86
Which diode is used for reverse voltage protection ?
Answer
B. Schottky diode
87
Compare to offline UPS online UPS have
Answer
A. Less harmonic distortion and low efficiency
88
The maximum slew rate for output voltage Vo = 2 sin wt, of an op amp is
Answer
D. 2w
89
An operational amplifier is basically a
Answer
B. High gain DC amplifier
90
The simplified logic expression for A'B + AB' + AB is
Answer
C. A+B
91
A compensating capacitor in OP AMP prevents
Answer
B. Oscillations
92
For faster switching action of transistor
Answer
D. A capacitor may be connected across the base resistance
93
In voltage amplifiers load resistance should be
Answer
A. As large as possible
94
Relation between IC and IB in saturation condition
Answer
C. IC < bIB
95
The base transport factor, aT
Answer
A. The current due to electrons injected into the collector, to the current due to electrons injected into the base
96
Ratio of majority to minority diffusion current in germanium is
Answer
D. 2
97
The GaAs tunnel diodes have
Answer
B. High peak voltage to valley point ratio
98
The ripple factor decreases with
Answer
Question Cancelled
99
If one of diode in bridge full wave rectifier is opens, the output is
Answer
C. A half wave rectified voltage
100
The average value of halfwave rectified voltage with a peak value of 200 V is
Answer
A. 63.7 V
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