A.10 Ohms
B.45 Ohms
C.150 Ohms
D.60 Ohms
Ans:A
2.Hack
saw blades are made up of steel
A.Mild
B.High
Carbon
C.Stainless
D.High speed
Ans:D
3.Which
type of chisel you would select for squaring the corners?
A.Web chisel
B.Diamond
chisel
C.Cross
chisel
D.Hald round
chisel
Ans:B
4.Which
type of shape is used for displaying the ‘No Smoking ‘prohibition sign?
A.Circular
B.Rectangle
C.Triangle
D.Square
Ans:A
5.What is
the commercial unit of electrical energy?
A.Watt hour
B.Mega watt
hour
C.Watt
second
D.Kilowatt
hour
Ans:D
6.As per
Ohm’s law state that in a closed electric current is directly proportional to:
A.Resistance
B.Voltage
C.Temperature
D.Specific
resistance
Ans:B
7.Three
resistance 1 K Ohm,2 K Ohm and 7 K Ohms are connected in series with a 30 V supply.The total resistance and current are:
A.10 K
Ohms,3 A
B.10 K
Ohms,300mA
C.5 K
Ohms,3mA
D.10 K Ohms,3
mA
Ans:D
8.A
material that can be magnetized only very slightly is called:
A.Diamagnetic
B.Tara
magnetic
C.Ferromagnetic
D.Magnetic
Ans:B
9.The
S.I.Unit of the flux density of magnet is:
A.Gauss
B.Lines/cm2
C.Tesla
D.Webber/meter
Ans:C
10.In a 3
phase balanced load,the current in the neutral wire is:
A.Zero
B.3xIL
C.2xlPh
D.IL
Ans:A
11.The metal used for
the control spring in an electrical instrument is:
A.Steel
B.Nichrome
C.Hard drawn
copper
D.Phosphor-bronze
Ans:D
12.A
moving coil instrument works on:
A.Electromagnetic
effect
B.Heating
effect
C.Chemical
effect
D.Electrostatic
effect
Ans:A
13.The
working principle of dynamo meter instruments is similar to that of:
A.AC
induction motor
B.Lenz’s law
C.D.C.Motor
D.Faraday’s
laws of electromagnetic induction
Ans:C
14.The
rotating speed of the magneto type megger is:
A.180 rpm
B.160 rpm
C.150 rpm
D.120 rpm
Ans:B
15.The
current transformer steps up:
A.Voltage
B.Current
C.Power
D.Energy
Ans:A
16.The
unit of frequency is:
A.Ohm
B.Joules
C.Hertz
D.Watts
Ans:C
17.If the
power factor of a circuit is unity,its reactive power is:
A.Zero
B.Unity
C.Maximum
D.Minimum
Ans:A
18.The
capacitor is connected in a ceiling fan is:
A.Series to
the running winding
B.Parallel
to the running winding
C.Parallel
to the starting winding
D.Series to
the starting winding
Ans:D
19.The
reciprocal of resistance is:
A.Henry
B.Conductance
C.Coulomb
D.Impedance
Ans:B
20.The
inner tube of high pressure MV lamp has:
A.Halogen
gas
B.Helium gas
C.Argon gas
D.Nitrogen
gas
Ans:C
21.Two
250 V,100W lamps when connected in series to 250 V,supply will light:
A.Bright
B.One dim
and other bright
C.Do not
glow
D.Dim
Ans:D
22.According
to the N.E.Code,the colour code for the neutral is:
A.Black
B.Red
C.Blue
D.Green
Ans:A
23.The
process by which an e.m.f induced in a DC generator is called:
A.Static
B.Chemical
C.Dynamic
D.Thermal
Ans:C
24.The
material used for split rings is:
A.Gold
B.Iron
C.Aluminium
D.Copper
Ans:D
25.The
armature core is laminated to minimize the:
A.Cost
B.Eddy
current loss
C.Hysteresis
loss
D.Weight
Ans:B
26.The
conductors of the armature winding are soldered to the commutator at the
A.Segment
internally
B.Segment
directly
C.Riser
D.Brushes
Ans:C
27.In a
four pole simplex lap-wound armature the number of parallel paths are
A.4
B.6
C.2
D.8
Ans:A
28.To get
spark less commutation,we use:
A.Copper
brushes
B.Compensating
winding
C.Armature
lamination
D.Inter
poles
Ans:D
29.The
speed of a DC series motor at no load is:
A.Zero
B.3600 rpm
C.Infinite
D.3000 rpm
Ans:C
30.Which
application requires a high starting torque?
A.Lathe
machine
B.Locomotive
C.Reciprocating
pump
D.All the
above
Ans:B
31.A
step-up transformer increases:
A.Current
B.Power
C.Frequency
D.Voltage
Ans:D
32.The
purpose of oil in the transformer is to:
A.Lubricate
B.Insulate
and cool
C.Lubricate
and cool
D.Cool
Ans:B
33.The
frequency used in India is:
A.50 Hertz
B.60 Hertz
C.120 Hertz
D.75 Hertz
Ans:A
34.The
output of an alternator is rated in:
A.KW
B.HP
C.B.HP
D.KVA
Ans:D
35.Which
of the following is not a part of a rotor?
A.Core
B.Shaft
C.End plate
D.Winding
Ans:C
36.The
function of flux in soldering is:
A.To clean
the dirt on the soldering surface
B.To lower
the melting temperature of solder
C.For easy
flow of solder into the joint
D.All the
above
Ans:D
37.One
mega ohm resistance is equal to
A.100 K Ohm
B.1000 K Ohm
C.10000 K
Ohm
D.100000 K
Ohm
Ans:B
38.The
temperature co-efficient of resistance of a semi conductor is:
A.Zero
B.Extremely
high
C.Positive
D.Negative
Ans:D
39.Which
element is used as Semi conductor
material?
A.Copper
B.Plastic
C.Silicon
D.Brass
Ans:C
40.The
rectifier circuit depends on the operation of:
A.Coil
B.Resistance
C.Transistors
D.Diodes
Ans:D
41.A half
wave rectifies is suitable only for:
A.Car radies
B.Variable
speed
C.Battery
charging
D.Electroplating
Ans:C
42.The
R.M.S.voltage at the transformer secondary is 6 volts.It’s peak value is
A.8.5 V
B.9.6 V
C.7.2 V
D.12 V
Ans:A
43.The
base materials used for making PCB’s are:
A.Ceramic,mica
B.Rubber,ebonite
C.Fiber,glass
epoxy
D.All the
materials mentioned above
Ans:C
44.A
transistor has:
A.One PN
Junction
B.Two PN
Junction
C.Three PN
Junction
D.Four PN
Junction
Ans:B
45.A
transistor is a -----------operative device
A.No hage
B.Current
C.Both
Voltage and current
D.None of
the above
Ans:B
46.An SCR
is a:
A.Transistor
B.Alternator
C.Semi-conductor
device
D.Heat
regulating device
Ans:C
47.In one
of the following domestic appliance universal motor is used:
A.Food mixer
B.Grinder
C.Fan
D.Washing
machine
Ans:A
48.For
safety,the fuses should be placed on:
A.Any wire
B.Earth wire
C.Neutral
cable
D.Phase
cable
Ans:D
49.The
maximum permissible load in a lighting sub circuit is:
A.880 W
B.850 W
C.800 W
D.750 W
Ans:C
50.Copper
losses in a transformer is that power loss caused by:
A.Resistance
B.Eddy
current
C.Counter
E.M.F
D.Magnetic
field reversal
Ans:A
51.Hysteresis
loss in a transformer is reduced by using the proper:
A.Number of
coils
B.Material
in the core
C.Load
D.Lamination
thickness
Ans:B
52.Transformer
is used to change the value of:
A.Frequency
B.Power
C.Voltage
D.Power
factor
Ans:C
53.The
colour of dry silica gets is:
A.Pale
yellow
B.Pale pink
C.Plae green
D.Blue
Ans:B
54.Thermal
overload relay is provided in starter to protect the motor against
A.Excess
current
B.Short
circuit
C.Open
circuit
D.Low
voltage
Ans:A
55.Inching
operation is also called as:
A.Starting
B.Stopping
C.Jogging
D.Breaking
Ans:C
56.A slip
ring induction motor has:
A.Wound
rotor
B.Short
circuited rotor
C.Double
cage motor
D.None of
the above
Ans:A
57.In a
shaded pole single phase motor the revolving field is produced by:
A.Capacitor
B.Shading
ring
C.Regulator
D.Winding
Ans:B
58.In
distributed winding all the coils will live the same:
A.Pitch
B.Width
C.Length
D.Thickness
Ans:C
59.The
tip of the soldering iron is made of:
A.sted
B.Copper
C.Tin
D.Chromium
Ans:B
60.The
type of insulator used in stay wire is:
A.Pin type
B.Suspension
type
C.Shackle
type
D.Egg type
insulators
Ans:D
61.While
using wooden poles the span should not exceed-meters.
A.40-50 m
B.50-8 m
C.60-110 m
D.100-300 m
Ans:A
62.Which
of the following gates a high output with all the input high?
A.NOT
B.OR
C.AND
D.NOR
Ans:C
63.Epoxy
compound used with underground cable does not need:
A.Cooling
B.Heating
C.Stirring
D.Mixing
Ans:B
64.The
chance of occurrence of corona are maximum during:
A.Dry
weather
B.Winter
C.Hot summer
D.Humid
weather
Ans:D
65.The
critical value of surge impedance of a long transmission line is:
A.50 Ohm
B.100 Ohm
C.150 Ohm
D.200 Ohm
Ans:A
66.The
conductor carries more current on the surface
in comparison to its core.The
phenomenon is called the :
A.Corona
B.Lenz’s law
C.Ferranti effect
D.Skin
effect
Ans:D
67.The
largest size hydro electric unit in India is:
A.500 MW
B.165 MW
C.350 MW
D.90 MW
Ans:B
68.For
high head and low discharge,the water turbine used in:
A.Kaplan
turbine
B.Francis
turbine
C.Pelton
wheel
D.Propeller
turbine
Ans:C
69.Control
rods used to nuclear reactors are made of:
A.Boron
B.Zirconium
C.Beryllium
D.Lead
Ans:A
70.The
fraction of a solar collector is of converting solar energy into:
A.Radiations
B.Electrical
energy directly
C.Kinetic
energy
D.Thermal
energy
Ans:D
71.The
digits used in binary number system are:
A.0,0
B.0,1
C.1,2
D.2,2
Ans:B
72.Fleming’s
right hand rule is to identify the:
A.Direction
of flux
B.Direction
of rotation of a generator
C.Direction
of current in a motor
D.Direction
of induced e.m.f
Ans:D
73.Which
type of DC generator is used for welding generator set?
A.DC
differential compound generator
B.DC
cumulative compound generator
C.DC series
generator
D.DC shunt
generator
Ans:A
74.Poly
face induction motor is usually:
A.Self
starting
B.Slow
starting
C.Not self
starting
D.None of
these
Ans:A
75.In a 3
point starter the No Volt Coil(NVC)is connected in series with:
A.Armature
B.Field
C.Supply
D.Starting
resistor
Ans:B
76.A wire
gauge is used to measure
A.Diameter
of a wire
B.Length of
a wire
C.Thickness
of insulation layer
D.Area of
wire
Ans:A
77.Coolant
is used for cooling the
A.Job only
B.Machine
C.Hot chips
D.Cutting
tool
Ans:D
78.In
which type fire both foam and dry powder fire extinguishers can be used?
A.Class’A’Fire
B.Class’B’Fire
C.Class’C’Fire
D.Class’D’Fire
Ans:B
79.Which
one of the materials of the atom contains only four free election?
A.Gold
B.Copper
C.Germanium
D.Mica
Ans:C
80.Negative
temperature cost-efficient among the following materials:
A.Tungsten
B.Carbon
C.Gold
D.Silver
Ans:B
81.The
year in which the fourteen Indian Commercial Banks were nationalised:
A.1969
B.1976
C.1982
D.1991
Ans:A
82.The
Article of Indian Constitution which endows special status to the state of Jammu and Kashmir:
A.356
B.370
C.357
D.365
Ans:B
83.National
Academy of Administration,Mussoorie is named after which of the following statesman?
A.Jawaharlal
Nehru
B.Sardar
Vallabhai Patel
C.Lal
Bahadur Shastri
D.Indira
Gandhi
Ans:C
84.The
headquarters of Zoological Survey of India is situated at:
A.Kolkata
B.Bengalooru
C.Mumbai
D.New Delhi
Ans:A
85.Whose
Autobiography is ‘THE INDIAN STRUGGLE’?
A.Maulana
Abdul Kalam Azad
B.M.A.Ansari
C.Subhash
Chandra Bose
D.B.R.Ambedkar
Ans:C
86.National
Training Centre for Dogs is situated in:
A.Indore
B.Gwallior
C.Bhopal
D.Nagpur
Ans:B
87.One of
the tributaries of River Cauvery orginates from Kerala.Which of the following
A.Neeleswaram
B.Bhavani
C.Kabani
D.Pambar
Ans:C
88.Who
was the first President of Jathinashini Sabha,an association for abolition for caste system in Kerala?
A.Mitavadi
Krishnan
B.K.Kelappan
C.Swami
Agamananda
D.Sahodaran
Ayyappan
Ans:B
89.Ente
Jeevitha Smarankal is the autobiography of:
A.K.P.Kesava
Menon
B.E.M.S.Nampoothiripad
C.Mannath
Padmanabhan
D.P.Krishnapillai
Ans:C
90.Who is
the captain of the Indian Kabbadi Team which won the Kabbadi Team which won the Kabbadi World Cup 2016?
A.Ajay
Thakur
B.Anup Kumar
C.Nitin
Tomar
D.Anil
Razdan
Ans:B
91.Hortus
Malabaricus,a monumental work on Botany is the contribution of:
A.The
Portuguese
B.The British
C.The Dutch
D.The French
Ans:C
92.Who
was the last Diwan of the Princely State of Cochin?
A.R.K.Shanmugham
Chetti
B.C.P.Karunakara
Menon
C.P.S.N.Unnithan
D.A.F.W.Dixon
Ans:B
93.River
Churni referred to in Kautilyas’Arthashastra is identified with which of the following rivers in Kerala?
A.Bharatapuzha
B.Pampa
C.Periyar
D.Chaliyar
Ans:C
94.Which
constitutional amendment upheld the power of Parliament to amend the fundamental rights?
A.22nd
Amendment
B.42nd
Amendment
C.63rd
Amendment
D.72nd
Amendment
Ans:B
95.The
only fresh water lake in Kerala:
A.Vembanad
B.Kayamkulam
C.Shastamkotta
D.Aakkulam
Ans:C
96.The
last visit of Mahatma Gandhi to Kerala was in connection with which of the
following
events?
A.1920
Khilafat Agitation
B.1942 Quit
India
C.1936
Temple Entry Proclamation
D.1931
Guruvayoor Satyagraha
Ans:C
97.Pasteur
Institute of India,one of the leading institutes in the production of Anti-rabbis vaccine is located at:
A.Ooty
B.Coonoor
C.Kodaikanal
D.Kothagiri
Ans:B
98.NAURA,a
place which finds mention in ancient historical records of Kerala stands for:
A.Varkala
B.Kollam
C.Kannur
D.Kodungalloor
Ans:C
99.The
Union Railway Minister who presented the most number of Railway budgets:
A.Madhav Rao
Sindhia
B.Laloo
Prasad Yadav
C.C.K.Jaffer
Sherif
D.Jag Jeevan
Ram
Ans:D
100.Silver
Revolution is related to:
A.Milk
B.Steel
C.Egg
D.Fish
Ans:C
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