SURVEY AND LAND RECORDS Kerala PSC Previous Question & Answers

Question21:-To test the hypothesis involving proportions, both np and nq should be
A:-greater than 5
B:-between 0 to 1
C:-less than 1
D:-greater than 50
Correct Answer:- Option-A
Question22:-Power of the test is the probability of
A:-acceptance
B:-correct decision
C:-minimum error
D:-maximum error
Correct Answer:- Option-B

Question23:-A critical region which is most powerful when a hypothesis is tested
against a series of alternatives is c.... See more

19903.

A:-Design is wrong
B:-Some of the means are significantly different
C:-All the treatments are significantly different

D:-Analysis is wrong as higher value should be in the numerator in calculating

Correct Answer:- Option-A

Question33:-If we want to identify the best nutritious food for weigh gain in chicken
after trying three such foods and measured weekly for one year, which analysis you
prefer ?

A:-ANOVA

B:-MANOVA

C:-Repeate.... See more

19904.

the case of regression estimation, then the condition for same cost is

4cc’
‏م‎

A: = (61௦255

தில 4८८
B:- (24095

4८८“
Cc: oe (6-015

# Acc
ற.” “6-5:
Correct Answer:- Option-B
Question48:-In SRSWOR sample mean square is an unbiased estimate of population
A:-Variance
B:-Mean square
C:-Mean
D:-Standard error
Correct Answer:- Option-B
Question49:-Sampling Variance due to post str.... See more

19905.

Question87:-Suppose collinearity is present in a regression model then which of the
statements is/are correct ?

(i) Least Square estimate of Regression coefficients have large variances

(ii) Eigenvalues of matrix X’ X is large

(iii) Estimated coefficients have large variance inflation factor

A:-Only (i and iii)

B:-None of the above
C:-Only (i)

D:-Only (ii)

Correct Answer:- Option-A

Question88:-Suppose consider a lo.... See more

19906.

Instructor in Physical Education

D:-None of the above
Correct Answer:- Option-C

Question92:-Suppose f be defined on [0, 1] by
f(t) =1 Ost= 2 1/3 < † < 2/3
= 3 2/3 <= † < 1
« = f and « (t) = <٠. Then which of the following is not true ?

A:-f is integrable with respect to ಆ
B:-f is integrable with respect to 0
C:-fs is Reimann integrable
D:-fa is Reimann integrable

Correct Answer:- Option-A

0
Question93:-Evaluate the Integral / ತ್‌್‌<.... See more

19907.

Question39:-Intra-mural competitions are organized for competitions.
A:-Inter-class
B:-Inter-school
C:-Inter-district
D:-Interstate
Correct Answer:- Option-A
Question40:-Which is not very essential for a technical official ?
A:-Communicate effectively with other officials and athletes
B:-Develop decision-making skills
C:-Becoming a past athlete
D:-None of these
Correct Answer:- Option-C

Question41:-How many false starts are allowed in Athletic.... See more

19908.

Instructor in Physical Education

D:-None of these
Correct Answer:- Option-B

Question45:-Name the competition which is limited to a particular type of
institution ?

A:-Practice matches
B:-Open competition
C:-Closed competition
D:-None of these

Correct Answer:- Option-C

Question46:-Diameter of the centre circle in the football field is

A:-9.10 Mts
B:-9.15 Mts
C:-9.00 Mts
D:-9.18 Mts

Correct Answer:- Option-B

Question47:-When the student.... See more

19909.

HIGHER SECONDARY SCHOOL TEACHER (JUNIOR) GEOGRAPHY

B:-Vertex Dictionary Model
C:-DIME Model
D:-Topological Model
Correct Answer:- Option-D
Question60:-An example for DBMS is
A:-ENVIS
B:-ArcGIS
C:-QGIS
D:-ILWIS
Correct Answer:- Option-A
Question61:-The process which removes positional discrepancies at adjacent edge of two maps is called
A:-Rubber sheeting
B:-Subsetting
C:-Edge matching
D:-Despeckling
Correct Answer:- Option-C
Question62:-Keyhole Markup Language is associated with
See more

19910.

FINAL ANSWER KEY

Question Paper Code: 43/2023/0L
Category Code: 762/2021

ಕಟ: Tradesman (Wireman)
Date of Test 11-03-2023
Department Technical Education
Alphacode A

Question1:~‘Our body comes in contact with electric current it causes an Electric shock’.
Which effect of electric current is related to this statement ?

AxChemical effect
B:-Ray's effect

[1

1168/೧0 effect
Correct Answer:-Question Cancelled
See more

19911.

Correct Answer Option-A
वि ripple factor of full wave rectifier is
‏جم‎
‎80.48
‎22

141

005۸5 ۸۳۱۷۵۴۰ مه رومع
‎QuestionS7:-An SCR is a‏
‎AsNPPN device‏
‎B:-PNNP device‏
‎C-PNPN device‏
‎DPPN device‏
‎Correct Answer Option-C‏
‎(०८०५५०७8. is also called a‏
‎ACurrent controllable device‏
‎B:-Transistorized junction device‏
‎C+Relaxation oscillator�.... See more

19912.

‘Compound generator
B:-Shunt generator
Series generator
D:-Differentially compound generator
Correct Answer:- Option-8
Question66:-For high starting torque which type of DC motors used ?
॥ ‏وها‎ motor
B:-Shunt motor

CCumulative compound motor

Differential compound motor
Correct Answer:- Option-A

Question67:-The maximum power output for DC motor is at

Eb = 098/2
Correct Answer: Option-8

Question68:-In ward.... See more

19913.

Laboratory Assistant Common Facility Service Centre

C=Shading coils,
D:-Resistor
Correct Answer:- Option-C

Question75 -Altemators are rated in

۸۸۵۸

Correct Answer

۱۴۰ 0۶۸
Question76:-Rotor of an induction motor runs always
‘Asin opposite direction to the field
B:-At less than synchronous speed
‏می‎ synchronous speed
0:40 more than synchronous speed
Correct Answer: Option-8
Question77:-Turbo alternators usually have
A=6 poles
8:8 poles
C2 poles
See more

19914.

C:-Frictional force of the road
D:-No external force
Correct Answer:- Option-C
Question6:-A cricket player draws his hands backwards while catching a fast ball to
A:-reduce the rate of change of momentum
B:-increase the rate of change of momentum
C:-increase the frictional force
D:-see the ball clearly
Correct Answer:- Option-A
Question7:-According to which law we say force always occur in pairs ?
A:-Kepler's law
B:-Newtons second law
C:-Newtons th.... See more

19915.

Laboratory Assistant Common Facility Service Centre

C:-Denatured spirit
D:-None of the above
Correct Answer:- Option-C

Question72:-In a homologous series each member differs in composition from one
another by one

A:CH, group

B:-cH,-CH, group

C:-cH; group

D:-cu.-cH; group

Correct Answer:- Option-A

Question73:-When heated at 1000°c , methane is decomposed to a finely divided
powder which is used in making printer's ink. What is the name of that powder ?

A:-Char.... See more

19916.

Laboratory Assistant Common Facility Service Centre

Question94:-The moles of a solute in relation to the mass of the solution is known

as

A:-Molality
B:-Formality
C:-Normality
D:-Molarity

Correct Answer:- Option-A

Question95:-Choose the chemical that dissolves in water rises + ion concentration
in the solution

A:-Alkalis
B:-Solutes
C:-Acids
D:-Bases

Correct Answer:- Option-C

Question96:-The coagulum prepared for DRC determination of NR latex is dried at
See more

19917.

HIGHER SECONDARY SCHOOL TEACHER (STATISTICSE)

Question99:-Match the following :
A. Vivekodayam - 1887
B. Prabhatham - 1932
C. Chandrika - 1904
D. Deepika - 1944
A:-A-4, B-3, C-2, D-1
B:-A-3, B-4, C-2, D-1
C:-A-1, B-2, C-3, D-4
D:-A-2, B-3, C-4, D-1
Correct Answer:- Option-B
Question100:-The Akalis from Pubjab came down to the place and set up a free kitchen for the benefit of volunteers. Which
Satyagraha is related to this statement ?
A:-Guruvayoor Satyagraha
B:-Vaikom Satyagraha
C:-Am.... See more

19918.

A:-Low reading
B:-No deflection
C:-Meter burns out
D:-Overshoot deflection
Correct Answer:- Option-A
Question12:-Which conductors are used for distribution lines ?
A:-Insulated conductors
B:-Insulated solid conductors
C:-Bare conductors
D:-Two core cable
Correct Answer:- Option-C
Question13:-What is the advantage of stranded conductor over solid conductor ?
A:-Cost is less
B:-More flexible
C:-Less voltage drop
D:-More insulation resista.... See more

19919.

Correct Answer:- Option-C

Question17:-What is the purpose of using rotor resistance starter to start three
phase slip ring induction motor ?

A:-Reduce rotor voltage
B:-Reduce rotor current
C:-Increase the torque
D:-Reduce the power loss
Correct Answer:- Option-C

Question18:-Which is an active component ?

A:-Inductor

B:-Resistor

C:-Capacitor

D:-Transistor

Correct Answer:- Option-D

Question19:-Whic.... See more

19920.

absolute pressure of a given mass of a perfect gas varies directly to its absolute
temperature ?

A:-Zeroth law

B:-Boyle's law

C:-Gay-lussac law

D:-Charle's law

Correct Answer:- Option-C
Question29:-Three TR is equivalent to __ of cooling effect.

A:-10.5 KW

B:-3.5 KJ/second

(:-232.6 ।<|/)10

D:-7.5 KW

Correct Answer:- Option-A

Question30:-Which refrigeration system called as expandable refr.... See more

19921.

D:-Glycol
Correct Answer:- Option-C

Question56:-What is the chemical name of R134a refrigerant ?

A:-Trifluoromethane
B:-Dichlorodifluoromethane
C:-Dichlorotrifluoromethane
D:-Tetrafluoroethane

Correct Answer:- Option-D

Question57:-What is the boiling point of isobutene refrigerant (R600a) ?

A:-—26°C
B:-22°C
C:--12°C
D:-16°C

Correct Answer:- Option-C

Question58:-What is the normal ratio of R600a and R.... See more

19922.

Question67:-What is the use of desiccants in filter drier ?
A:-Absorb refrigerant
B:-Absorb lubricant
C:-Absorb acid
D:-Absorb moisture
Correct Answer:- Option-D
Question68:-Which type of defrosting method is used in frost free refrigerator ?
A:-Electric heater method
B:-Reverse cycle method
C:-Manual method
D:-Water defrost method
Correct Answer:- Option-A

Question69:-What is the normal drinking water temperature maintained in the
water c.... See more

19923.