ELECTRICIAN GRADE II,PRINTING(GOVT.PRESS)
1.In two
watt meter method of power measurement one Watt meter (W2)shows negative
reading to get actual reading
A.W1+W2
B.W1-W2*
C.W1 only
D.W2 only
Ans:B
2.The
condition for maximum running torque for a 3 phase induction motor is:
A.R2=SX2
B.R2=X2*
C.R2=Xo2
D.X2=Xo2
Ans:B
3.In a
vibrating reed type frequency meter the frequency of supply reads through vibration,the
vibration of desired frequency depends upon:
A.Width of the reed
B.Voltage
C.Type of core
D.Length of the reed*
Ans:D
4.In
Induction type watt meter the copper shading Band used for :
A.Uniforms flux distribution
B.Damping purpose
C.Produce exact *
D.To reduce stray magnetic error
Ans:C
5.-------------is not a
standard sweep of ceiling fan.
A.1250 mm*
B.1400 mm
C.1050 mm
D.1200 mm
Ans:A
6.What are
the tests conducted to draw the circle diagram of an induction motor?
A.SC test and OC test
B.Swim bearns test
C.No load test,short circuit test,stator resistance test*
D.Short circuit test,back to back test
Ans:C
7.The joint
used in over head line where considerable tensile strength required is:
A.Brittania joint*
B.Straight married joint
C.Straight running joint
D.Brittania T Joint
Ans:A
8.In
Electricians solder the percentage of
tin and lead is:
A.60% lead 40% tin
B.60% tin 40% lead*
C.40% tin 60% copper
D.40% zinc 60% tin
Ans:B
9.In an
induction motor the phenomenon found that the motor having a tendency to rotate
1/7th of its normal speed is called:
A.Cogging
B.Phase locking
C.Hunting
D.Crowling*
Ans:D
10.In
repulsion motor the direction of rotation changed by changing:
A.Brush position*
B.Field position
C.Armature position
D.By interchanging any winding connection
Ans:A
11.The speed
of universal motor at no load in about:
A.3000 rpm
B.1500 rpm
C.1000 rpm
D.20000 rpm*
Ans:D
12.As per IE
rule the load in each power sub circuit not exceed:
A.2500 W
B.3000 W*
C.8000 W
D.4000 W
Ans:B
13.The
Socket outlet shall be provide in a bathroom at
a height not less than:
A.1.2 meter
B.1.5 meter
C.1.3 meter*
D.2 meter
Ans:C
14.The speed
control obtained in domestic mixer grinder is:
A.Variable voltage control
B.Tapped field control*
C.Flux control method
D.Armature diverter method
Ans:B
15.Plummet
is a measuring tool used for:
A.Horizontal distance
B.Vertical distance
C.True Horizontal position
D.True vertical position*
Ans:D
16.The speed
of turbo generator is usually:
A.300 rpm
B.1000 rpm
C.3000 rpm*
D.6000 rpm
Ans:C
17.Among
them which is not a standered size in PVC conduct:
A.15 mm*
B.19 mm
C.32 mm
D.25 mm
Ans:A
18.V curve
of a three phase synchronous motor is the relation between:
A.Voltage and current
B.Speed and No of poles
C.Voltage and No.of poles
D.Field current and armature current*
Ans:D
19.The head
of high head hydroelectric power plant:
A.100 m
B.200 m*
C.80 m
D.30 m
Ans:B
20.Pumped
storage power plant belongs:
A.Base load power plant
B.Peak load power plant*
C.Either peak load or base load power plant
D.None of these
Ans:B
21.The
coolant used in fast breeder reactor is:
A.Cadmium
B.Water
C.Hard water
D.Sodium*
Ans:D
22.In long
and medium Tran’s mission line the receiving
end voltage is greater than sending end voltage this effect is called:
A.Ferranti effect*
B.Corona effect
C.Strobe-scopic effect
D.Skin effect
Ans:A
23.The type
of insulator used submarine cable is:
A.Rubber
B.PVC
C.Gutta –percha*
D.Impregnated paper
Ans:C
24.SL type
cables are used up to:
A.66 KV*
B.33 KV
C.11 KV
D.132 KV
Ans:A
25.The
fusing factor of HRC fuse is:
A.1.11
B.1.21
C.1.1*
D.1.25
Ans:C
26.The
correct sequence of the conducting material on the basis of conducting is:
A.Silver,copper,gold,aluminium*
B.Silver,gold,copper,aluminium
C.Silver,copper,aluminium,gold
D.Silver,aluminium,copper,gold
Ans:A
27.Among
them which material having highest die electric strength:
A.Porcelain
B.Mica*
C.Ebonite
D.Rubber
Ans:B
28.For a
human body the ear to ear resistance is
about----------ohm.
A.100 ohm*
B.500 Ohm
C.1000 Ohm
D.800 Ohms
Ans:A
29.The
limiting temperature of class a insulator is:
A.1200C
B.1050C*
C.950C
D.1350C
Ans:B
30.Constantum
is the alloy contain:
A.60% copper & 40 % tin
B.40% nickel & 60% zinc
C.40% copper & 60% zinc
D.60% copper & 40%nickel*
Ans:D
31.The
insulating material used for the preparation of cable joint is:
A.Coal tar compound
B.Rubber compound
C.PVC Compound
D.Bitumenes compound*
Ans:D
32.The ratio
of mmf to reluctance is called:
A.Flux density
B.Permeability
C.Flux*
D.Magnetic leakage
Ans:C
33.The
tumbrule of measurement of insulation resistance of an installation should be
not less than:
A.500 kilo ohm
B.2 mega ohm
C.1 mega ohm*
D.50/no of outlets
Ans:C
34.The
average voltage drop of a soft graphate brush in a DC generator is:
A.2 volt
B.1.6 volt*
C.1.1 volt
D.2.2 volt
Ans:B
35.A
magnetic material having large area of hysteresis loop,the material having:
A.Low permeability high retentivity*
B.High permeability low retentivity
C.Low permeability low retentivity
D.High permeability high retentivity
Ans:A
36.Flashing
means:
A.Create residual magnetism in a dc generator*
B.Making permanent magnet
C.Initial charging method of lead acid battery
D.Failure of insulator in transmission line
Ans:A
37.The
equation for back emf in a DC generator Eb=:
A.(Phi)ZN/600*P/A
B.V+la Ra
C.(Phi)ZN/60*P/A*
D.IARa-V
Ans:C
38.In the
case of extra high voltage how much voltage can be permissible in the case of
higher voltage regulation:
A.12%
B.12.5%
C.10%*
D.6%
Ans:C
39.Smoothening
is the fire exchanging process by which:
A.Use water for fire exhausting
B.Cooling the fire using fire extinguishers
C.Prevent the supply of fuel to the fire
D.Isolate the fire from the supply of oxygen*
Ans:D
40.The
current through the holding coil of a 4 point starter is limited by:
A.Field coil
B.Resistance*
C.Starting resistance
D.Holding coil only
Ans:B
41.The class
of measuring instrument that used for industrial and panel board application
is:
A.Class 0.1
B.Class 1*
C.Class 0.5
D.Class-2
Ans:B
42.Among
them which method of measured is not for low resistance measurement:
A.Kelvins bridge
B.Pottentiometer method
C.Wheat stone bridge*
D.Ammeter volt meter method
Ans:C
43.The
effective value of alternating current is:
A.0.707 I max*
B.0.6061 max
C.1.11 max
D.1.4141 max
Ans:A
44.The IS
code of earthing is:
A.IS 3034
B.IS 0334
C.IS 3043*
D.IS 3304
Ans:C
45.The
depolarizer used in leclanche cell is:
A.Zn2O2
B.ZnO2
C.MnO2 *
Ans:D
46.When four
no of 2v,4 Ah cells are connected in parallel,what will be it’s Ah capacity:
A.4 Ah
B.8 Ah
C.2 Ah
D.16 Ah*
Ans:D
47.Boost
charging method of battery is used to the battery for charging:
A.Over discharge battery*
B.Initial charging of battery
C.For charging a dead cell
D.For normal charging of a battery
Ans:A
48.For
magnetic shielding which material is used:
A.Steel
B.Iron*
C.Cobalt
D.Nickel
Ans:B
49.Mica capacitors are best suited for:
A.Low frequency application
B.Low captors value required application
C.As a low pass filter
D.High frequency application*
Ans:D
50.For a
line hacksaw blade the pitch is:
A.0.8 mm*
B.1.0 mm
C.1.4 mm
D.1.2 mm
Ans:A
51.In a
megger the current coil develop torque under the influence of permanent magnet
is:
A.Anti clockwise direction
B.No torque produced
C.Clockwise direction*
D.This clockwise or anti clockwise
Ans:C
52.The
apparent power mentioned in the name plate of a CT in volt ampere at specified
power factor is:
A.CT rating
B.Burden*
C.Fault KVA
D.KVA rating
Ans:B
53.The
primary and secondary voltage of a Delta-star transformer is out of phase with
a degree of:
A.600
B.900
C.1200
D.300 *
Ans:D
54.A 6 pole
5 KW,5 KW,50 Hz 3(Phi)motor having a full load slip of 3%,what will be the speed at full load:
A.1200 rpm
B.1164 rpm*
C.970 rpm
D.1000 rpm
Ans:B
55.While
testing a capacitors with the help of
ohm meter the needle deflects towards zero and then goes to infinity the
capacitor is:
A.Shorted
B.Leaky
C.Open
D.Good*
Ans:D
56.The
instrument used for measuring RPM is:
A.Tacho-meter*
B.Tong
C.Wheat stone Bridge
D.Grouler
Ans:A
57.From the
following which is not characteristic of a capacitor start capacitor run motor?
A.High starting torque
B.Good starting PF
C.Noise operation*
D.High running Torque
Ans:C
58.Among
them which light source having high lumen efficiency :
A.Hallogen lamp
B.Sodium vapour lamp
C.LED*
D.Mercury vapour lamp
Ans:C
59.BT-136 is
a semi conductor device,the device is.
A.Diac
B.Triac*
C.Transistor
D.Zener diode
Ans:B
60.While
using GI wire as earth continuity conductor the minimum Gauge is:
A.10SWG*
B.8SWG
C.12SWG
D.14SWG
Ans:A
61.The
voltage not exceeding 250 V is called:
A.Very low voltage
B.Medium voltage
C.Low tension
D.Low voltage*
Ans:D
62.While
erecting a pole to the ground the minimum depth kept bellow the ground level
is:
A.1/6th part of the pole*
B.1/5th part of the pole
C.1/4th part of the pole
D.1/7th part of the pole
Ans:A
63.In a
Gyser which material used in between the outer core and inner tank:
A.Mica
B.Glass wool*
C.Asbetos
D.Impregnated paper
Ans:B
64.1 KWH is
equal to:
A.868 Calori
B.36*105Calori
C.860 Calori*
D,3.6*106Calori
Ans:C
65.The mass
of an electron is approximately:
A.1/1480 part of proton
B.1/4180 part of Neutron
C.01/4108 part of proton
D.1/1840 part of proton*
Ans:D
66.The value
of absolute permittivity is:
A.8.854*10-12 H/M
B.8.854*10-12 F/M*
Ans:B
67.The
equation for find out the energy stored in a coil is:
A.1/2 LI2
Ans:A
68.The Dummy
coil used in a DC generator:
A.To compensate Demagnetizing effect
B.To compensate cross magnetizing effect
C.To reduce commutation
D.For mechanical balancing*
Ans:D
69.The
transformer oil used in transformer provides:
A.Insulation and lubrication
B.Cooling and lubrication
C.Insulation and cooling*
D.Cooling,Insulation and Lubrication
Ans:C
70.The
critical resistance of a DC shunt generator is the resistance of:
A.Armature
B.Field
C.Load
D.None of these*
Ans:D
71.The
polarity of interpole in the case of a DC generator is:
A.Same as that of main pole ahead*
B.Same as that of main pole behind
C.North pole or South pole
D.None of these
Ans:A
72.Which
characteristic of a motor is mainly considered for its industrial application?
A.Electrical characteristic
B.Power of motor
C.Speed torque characteristic*
D.Over all characteristics
Ans:C
73.Ward-Leonard
Method of Speed control is basically a :
A.Frequency control method
B.Voltage control method*
C.Current control method
D.Flore control method
Ans:B
74.The
primary equivalent of Secondary current I2 of a transformer in the
equivalent circuit of transformer is:
Ans:KL2
75.In a
transformer the half load copper loss is 600 W.It’s full load copper loss will
be:
A.600 Watt
B.1200 Watt
C.2400 Watt*
D.300 Watt
Ans:C
76.Condition
for maximum efficiency in a transformer is:
Ans:…
77.When the
frequency is doubled,what are the change in eddy current and hysteresis loss:
A.Hysteresis loss doubled ,Eddy current loss doubled
B.Hysteresis loss doubled ,Eddy current loss quadrappled*
C.No change in hysteresis and Eddy current loss
D.Hysteresis remaining same Eddy current loss reduced to
half
Ans:B
78.The most
economical connection for small and high voltage transmission is:
A.Star-Delta
B.Delta-Star
C.Star-Star*
D.Delta-Delta
Ans:C
79.A 100 KVA
Delta transformer one of the phase of secondary is get out of order.How much
load it can carry:
A.100 KVA
B.50 KVA
C.67.3 KVA
D.57.7 KVA*
Ans:D
80.The
frequency of Rotor Current at the time of starting of an induction Motor is:
A.Supply frequency *
B.Slip frequency
C.1/Slip frequency
D.None of these
Ans:A
81.’The
Indian Struggle’is the Autobiography of:
A.Lala Lajpath Rai
B.Bhagat Singh
C.Subhash Chandra Bose*
D.Nehru
Ans:C
82.The Prime
Minister of India who presided continuously three times as a Chairman of the
planning commission of India:
A.Jawaharlal Nehru*
B.Rajiv Gandhi
C.Indira Gandhi
D.Lal Bahadur Sastri
Ans:A
83.The
sudden withdrawal of Non-cooperation movement led to the formation of:
A.Ghadar party
B.Swarajist Party*
C.Hindu Maha Sabha
D.Muslim League
Ans:B
84.The
Partition of India was accepted on the basis of:
A.Mount batten plan*
B.Cripps Mission
C.Cabinet Mission
D.Independence Act of India
Ans:A
85.In which
of these cities did Jallian Wallabagh Massacre,one of the most tragic event in the history of our
freedom struggle took place?
A.Lucknow
B.Kanpur
C.Amritsar*
D.Lahore
Ans:C
86.Kerala
Sastra puraskar of 2014 was awarded to:
A.G.Madhavan Nair
B.K.P.Gopinadhan*
C.K.Radhakrishnan
D.J.C.Bose
Ans:B
87.Who was
the freedom fighter other than Gandhiji,who died in 1948?
A.Tagore
B.Sarojini Naidu
C.M.A.Finnah*
D.Sardar Patel
Ans:C
88.Red panda
is the state animal of which Indian State:
A.Sikkim*
B.Meghalaya
C.Arunachal Pradesh
D.Tripura
Ans:A
89.Who
chairs the joint sitting of the parliament?
A.President of India
B.Prime Minister
C.Supreme Court Chief Justice
D.Lok Sabha Speaker*
Ans:D
90.The term
Handicap is related to:
A.Hockey
B.Football
C.Polo*
D.Cricket
Ans:C
91.Sadhujana
Paripalana Sangam later popular as:
A.Pulaya Mahajana Sabha*
B.Harijana Sabha
C.Pulaya Sangam
D.Harijan Yojana Sabha
Ans:A
92.Integration
of Indian states was a great achievement of:
A.Subhs Chandra Bose
B.Nehru
C.Surendranath Banerjee
D.Sardar Patel*
Ans:D
93.The
author of ‘My Music,My Life’:
A.Yesudas
B.Pandit Ravi Sankar*
C.Subhalakshmi
D.K.S.Chitra
Ans:B
94.Who is
the chair person of National Women’s Commission?
A.Mamta Sharma
B.Jayanthi Patnaik
C.Lalitha kumaramangalam*
D.Sushma Singh
Ans:C
95.Which
state known as ‘Land of Bio diversity’?
A.Kerala*
B.Gujarat
C.Tamilnadu
D.Punjab
Ans:A
96.Who
constituted Theertha Pada Matham?
A.Dr.Palpu
B.Kumaranasan
C.Chattampi Swami*
D.Vaghbhatananda
Ans:C
97.The major
type of soil found in Deccan plateau:
A.Alluvial soil
B.Black soil*
C.Red soil
D.Laterite soil
Ans:B
98.When and
where was Jana-Gana Mana first sung?
A.Calcutta session of INC in 1911*
B.Lahore session of INC in 1929
C.Lucknow session of INC in 1916
D.Nagpur session of INC in 1922
Ans:A
99.The drama
‘Balakalesam’ written by:
A.Ayyankali
B.V.T.Bhattathiripad
C.Pandit Karuppan*
D.Narayanaguru
Ans:C
100.Chathrapathi
Shivaj International Airport is located in:
A.Pune
B.Mumbai*
C.Chennai
D.Madurai
Ans:B
He who would accomplish little must sacrifice little;he who would achieve much must sacrifice much;he who would attain highly must sacrifice greatly.-James Allen.
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