| Post Name | SCIENTIFIC ASSISTANT- ELECTRODIAGNOSTIC |
|---|---|
| Department | MEDICAL EDUCATION |
| Question Paper Code | 008/2018 |
| Date of Test | 15 January 2018 |
| Medium of Question | English |
| Exam Type | OMR Examination |
| Total Questions | 99 |
1
Which one of the following item comes under the Concurrent list of Indian Constitution ?
Answer
B. Education
2
The words Socialist and Secular were added to the Preamble by
Answer
A. 42nd amendment
3
Article 280 of the Indian Constitution deals with
Answer
C. Finance Commission
4
The World Environment Day is observed on
Answer
D. June 5th
5
Abhinjana Sakunthalam was translated into Malayalam by
Answer
C. Kerala Varma Valiyakoyi Thampuran
6
The first female judge in India and also the first woman in India to become a High Court judge
Answer
D. Anna Chandi
7
The wagon Tragedy was the tragic incident of the Malabar Rebellion took place on
Answer
Question Cancelled
8
Editor of Mitavadi journal
Answer
C. C. Krishnan
9
The poet who is often considered as the National Poet of Kerala
Answer
A. Vallathol Narayana Menon
10
The famous Play Pattabakki was written by
Answer
B. K. Damodaran
11
First Malayalam Dictionary was compiled by
Answer
A. Dr. Herman Gundert
12
Savarna Jatha organized by the Caste Hindus under the leadership of
Answer
C. Mannath Padmanabhan
13
The famous historical novel written by C.V. Raman Pillai
Answer
B. Dharma Raja
14
Prathyaksha Raksha Daiva Sabha was a religious protest movement founded in 1909 by
Answer
D. Poikayil Yohannan
15
Vakkam Abdul Khader Moulavi was the Founder of
Answer
A. Islam Dharma Paripalana Sangham
16
The first complete printed book in the Malayalam language is the
Answer
C. Samshepavedartham
17
Misrabhojanam (Mixed Feast for all castes) was organised by
Answer
D. K. Ayyappan
18
Who is the author of the book Ministry of Utmost Happiness ?
Answer
A. Arundhati Rai
19
Pandit Jasraj has established his reputation in which of the following field ?
Answer
D. Music
20
Which city to host the 2024 summer Olympics ?
Answer
B. Paris
21
Resistivity of a conductor is the resistance between _______ faces of a cube of that material
Answer
A. opposite
22
Capacitance between two plates is
Answer
A. C=Q/V
23
The absolute permeability of a material is defined as
Answer
B. ΞΌ = B/H
24
Reluctance is the property of a material which opposes the creation of__________ in it
Answer
C. Magnetic flux
25
EMF in an electric circuit corresponds to ___________ in a magnetic circuit
Answer
C. NI
26
Energy stored in magnetic circuit is equal to _________
Answer
C. LI2/2
27
The material for the positive plate in a lead acid cell is ________
Answer
A. PbO2
28
Capacity of a cell is measured in _______
Answer
D. AH A 5
29
A damping force acts on the moving system when the pointer is _______
Answer
D. Moving
30
An ammeter range can be extended by using ________
Answer
B. Shunt
31
If eA= Em sin Οt, then equation fon eB leading an Angle Ξ¦ to eA is
Answer
A. eB = Em sin (Οt+Ξ¦)
32
RMS value equal to ________ Γ average value
Answer
Question Cancelled
34
Apparent power is the product of
Answer
B. VI
35
Resonance frequency is one at which net reactance is _______ and impedance is _______
Answer
C. 0 and R
36
Laminations reduces _______ loss in an electric machine
Answer
D. eddy current loss 6 A
37
Lap winding is used for ________ machines
Answer
C. high current low voltage
38
Shaft torque of a DC motor is ________ than it's armature torque
Answer
D. less
39
The heat produced in the core at no load of a transformer is due to ________
Answer
B. Io cos Ξ¦o
40
Wattmeter reading in an OC test of a transformer gives ________ loss
Answer
B. Core
41
The saving in copper with an auto transformer as compared to ordinary transformer is
Answer
A. KWo
42
The condition for maximum efficiency of a transformer is
Answer
D. Wi = Wc
43
If primary and secondary winding resistance of a transformer is R1 = 0.1 Ξ©, R2 = 0.5 Ξ©, respectively and K=6, then equivalent resistance referred to secondary side is
Answer
C. 4.1
44
Synchronous speed of a 4 pole 50 hertz induction motor is
Answer
B. 1500 rpm
45
In the circle diagram of an induction motor the line joining from the tip of the Isn to Io is
Answer
B. output line
46
The electrical equivalent of mechanical load on an induction motor is
Answer
B. R2 (l/sβl)
47
In a double cage induction motor outer winding has ________ resistance
Answer
C. High
48
In an induction motor the torque is _________ to the flux
Answer
A. Directly proportional
49
The frequency of alternating voltage of an alternator is ________
Answer
C. PN/120
50
__________type rotors are used for high;speed alternators
Answer
D. Smooth cylindrical type
51
Short pitched windings are used in alternators because
Answer
D. All of the above
52
The equation for pitch factor kc is
Answer
A. kc = cos(Ξ±/2)
53
Synchronous reactance of an alternator includes
Answer
A. Leakage reactance and armature reaction reactance
54
_______ Motor runs at constant speed irrespective of the load
Answer
C. Synchronous motor
55
_______ lamp has higher luminous efficiency
Answer
D. LED
56
Example for a trivalent impurity is _________
Answer
C. Indium
57
Zener diodes are used for _________
Answer
A. voltage regulation
58
_________ material can be used as fuse wire
Answer
B. Lead tin alloy
59
Corona is the effect occurring in ________
Answer
B. transmission lines
60
The wire used for service connection is _________
Answer
A. Weather proof wire
61
An Ideal OP-AMP has _________
Answer
B. Infinite gain
62
Which one of the following Bridge is used for the measurement of frequency ?
Answer
A. Wein bridge
63
Among the following which instrument is used for the measurement of electrical activity of brain ?
Answer
D. EEG
64
Which one of the following monolithic IC is used for switching regulation ?
Answer
Question Cancelled
65
Efficiency is maximum in _________ amplifier
Answer
B. Class C
66
In personnel computer the BIOS is stored in
Answer
C. ROM
67
The electromagnetic modes does not exist in waveguide is
Answer
A. TEM
68
The UPS in which the inverter is ON even the main power is ON is
Answer
B. ON Line UPS
69
The breakdown mechanism occurs in Zener Diode is_________
Answer
D. Both
70
The holding current is _________ than the latching current in thyristor
Answer
B. Less
71
Intel 8086 microprocessor has _________ line data bus
Answer
A. 16
72
The law defines the polarity of induced emf in a coil is
Answer
B. Lenzβs law
73
The gain bandwidth product of an amplifier is _________
Answer
A. Constant
74
The main advantage of schottky TTL logic family is its least
Answer
B. propagation delay
75
When negative feedback is employed _________ reduces
Answer
D. Distortion
76
Which one of the following is not a component of PLL ?
Answer
B. Frequency Multiplier
77
_______ transducer is used for measuring the magnetic flux density
Answer
A. Hall effect transducer
78
The hall effect voltage of intrinsic silicon is _________
Answer
B. Negative
79
Opto coupler is used for_________
Answer
C. Isolate gate circuit from power line
80
Zero error of an instrument is _________
Answer
D. systematic error
81
The megger is used for the measurement of _________
Answer
A. Insulation resistance
82
In data transmission which of the following system gives maximum probability error ?
Answer
C. ASK
83
Location of balun in a TV system is between
Answer
B. Feeder and Receiver
84
_________is not a binary code
Answer
D. Morse
85
The amplifier which has no drift is
Answer
A. Chopper amplifier
86
Another name of Y signal is _________
Answer
C. Luminance
87
Sensitivity factor of strain gauge is of the order of _________
Answer
D. 1.5 β 2.0
88
For a transmitted signal if coherence time of the channel is smaller than the symbol period then it is
Answer
C. Fast fading
89
RS 232 is the standard for
Answer
B. Serial port
90
NADC is the 2G standard for _________
Answer
A. TDMA
91
Iron losses in a DC machine are independent of variations in _________
Answer
B. load
92
Photoconductive cell consist of thin film of _________
Answer
D. Selenium
93
A transistor has a current gain of 0.99 in CB mode its current gain in CC mode is
Answer
A. 100
94
ESD cause the damage to which component ?
Answer
D. Expansion card
95
DECT stands for
Answer
B. Digital Europian Cordless Telephone
96
A microprocessor based system the software used is _________
Answer
B. Assembly language
97
The Optical device used for routing signals from one device to another is_________
Answer
D. All of the above
98
The transient response of a system is due to _________
Answer
C. Stored energy
99
The ideal grade of service is _________
Answer
D. 0%
100
In a DC generator the critical resistance refers to the resistance of_________
Answer
A. Field
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