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Kerala PSC Lecturer in Physical Science Previous Question Paper – 028/2018/OL

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Post NameLECTURER IN PHYSICAL SCIENCE
DepartmentCOLLEGIATE EDUCATION
Question Paper Code028/2018/OL
Category Code053/2013
Date of Test22 May 2018
Medium of QuestionENGLISH
Exam TypeOnline Examination
Total Questions100
1
Who among the following missionary opened an English school at Mattanchery in 1818 with the financial aid from the Cochin Government ?
Answer
A. Rev. J. Dawson
2
Who authored the book Mokshapradipam ?
Answer
A. Brahmananda Sivayogi
3
Guruvayur Satyagraha was started under the auspices of the
Answer
C. Kerala Provincial Congress Committee
4
In which year Ayyankali founded the Sadhu Jana Paripalana Yogam ?
Answer
B. 1907 A.D.
5
Name the Diwan who issued order permitting the converted Shanar women to cover their bodies with jackets ?
Answer
D. Col. Munro
6
Where did Royal Indian Navy (RIN) revolt start in February 1946 ?
Answer
D. Bombay
7
Which Article of Indian Constitution prohibits untouchability ?
Answer
B. Article 17
8
The World Economic Forum 2018 was held at
Answer
C. Davos
9
Who was the Second Vice Chairman of the Higher Education Council of Kerala ?
Answer
C. T.P. Sreenivasan
10
Where did India's first U.N. Technology innovation lab set up ?
Answer
B. Thiruvananthapuram
11
The Inclusive Education approach must have (i) elements of social justice and equitable distribution (ii) more autonomy for teachers and students (iii) care and development of varying ability among the student population (iv) participation of physically and intellectually challenged students in normal setting (v) single examination for all children
Answer
C. (i), (iii) and (iv) only
12
A cost-effective principle of learning in practice is
Answer
B. Re-inforcement
13
Which among the following is an intellectual disability of a learner to be addressed by a teacher ?
Answer
D. Mental Retardation
14
In the five stage SOLO Taxonomy of Biggs and Collis; SOLO stands for
Answer
A. Structure of Observed Learning Outcomes
15
A web2.0 mobile app for real time continuous and comprehensive assessment of pupils engagement in class is
Answer
C. Socrative
16
In an item-analysis exercise, if correct to wrong response in the upper age group is 80 : 20 and that in the lower age group is 30 : 70; where N = 10 in each group; the value of D will be
Answer
B. 2.6
17
Action research owes to its origin to the contributions made by
Answer
C. S.M.Corey
18
The qualitative research methodology equivalent to 'reliability' in data analysis is
Answer
D. Trustworthiness
19
Big-Data Analysis in research handles data set that are
Answer
C. Unstructured Terrabytes
20
The concept of Journal Impact Factor was coined by
Answer
D. Eugene Garfield
21
The sum of the eigenvalues of a 2 × 2 matrix is 5 and their product is 6. Which of the following is the matrix?
Answer
D. [[3, 0], [0, 2]]
22
Integrating the volume element in spherical polar coordinates gives:
Answer
A. (4/3)πr³
23
The Fourier transform of a Gaussian function is
Answer
C. Gaussian function
24
The Laplace transform of x is (p > 0):
Answer
B. 1/p²
25
Which is the correct identity?
Answer
B. δᵢₖεᵢₖₘ = 0
26
The value of L⃗ × L⃗ (L⃗ is angular momentum) is
Answer
D. iℏL⃗
27
For central-force motion, the Lagrangian is:
Answer
C. (1/2)m(ṙ² + r²θ̇²) + k/r
28
For the transformation Q = aq + bp, P = cq + dp to be canonical:
Answer
C. ad − bc = 1
29
A cube is moving at 0.8c parallel to the x-axis. Its length along the z-direction is:
Answer
D. L₀ (where L₀ is the rest length)
30
The Poisson bracket of three dynamical variables, [u, [v, w]] + [v, [w, u]] + [w, [u, v]] is
Answer
A. Zero
31
A wave function is written in an orthonormal basis as |ψ⟩ = √(2/6)|u₁⟩ + √(1/6)|u₂⟩ + √(3/6)|v₃⟩. The probability that the system is found in the state |v₂⟩ is:
Answer
C. 1/6
32
The angular part of the wave function for 1-1-atom is written using
Answer
A. Spherical harmonics
33
The value of [J+, J–] is
Answer
D. 2ℏJ_z
34
Which of the following is an exactly solvable time dependent problem in Quantum mechanics ?
Answer
B. MASER
35
Select the correct relativistic linear Hamiltonian:
Answer
D. H = c(α · p) + βm₀c²
36
The line integral of magnetic field is
Answer
B. Current
37
Magnetic vector potential is
Answer
A. Not conservative
38
Entropy is
Answer
A. additive quantity
39
Bose-Einstein condensation will occur
Answer
A. in the presence of intermolecular forces
40
Which of the following is NOT a first order phase transition ?
Answer
C. transition from ferromagnet to paramagnet
41
To get vibrational spectra of molecule, it must involve
Answer
D. a change in dipolemoment
42
The correct expression for the rotational energy of a rotating molecule is:
Answer
B. J(J + 1)h²/(8π²I)
43
Water is a
Answer
D. asymmetric top molecule
44
How many Bravai's Lattices exists for seven crystal system ?
Answer
D. 14
45
The specific heat of a superconductor
Answer
B. varies exponentially with temperature
46
Which is the wrong relation ?
Answer
D. I_CEO = [1/(1 − α)]I_C
47
For an OPAMP, the higher the value of CMRR
Answer
C. indicates matching between input terminals
48
Nuclear force is
Answer
D. spin dependent force
49
The value of the Boolean expression z = (A̅ + B)(A + B) is:
Answer
A. B
50
A negative Liapunov exponent measures
Answer
A. the rate at which a system point approaches a regular attractor
51
Which of the following are related to chaos ?
Answer
D. All of the above
52
Cosmic background radiation supports
Answer
D. Big Bang of the universe
53
Which of the following is a left-handed particle ?
Answer
A. Antineutrino``
54
The energy gap in a semiconductor is proportional to the inverse of the square of size. The effect is a result of
Answer
B. Quantum confinement
55
Energy from gravitational field is energy obtained from
Answer
C. Tides
56
The number of chemical-shift non-equivalent protons expected in the ¹H NMR spectrum of α-pinene is:
Answer
D. 10
57
Example of a boson
Answer
A. Photon
58
The molecule that has an S₆ symmetry element is:
Answer
D. SF₆
59
Calculate the dipole moment of NaCl in the gas phase, assuming equal and opposite charges equal to the proton charge. The equilibrium internuclear distance is 236 pm.
Answer
C. 38 × 10⁻³⁰ C·m
60
In the iodometric titration of sodium thiosulfate (Na₂S₂O₃) with acidic dichromate solution, 25 mL of 0.1 M dichromate requires 25 mL of x M thiosulfate. The value of x is:
Answer
D. 0.4
61
The loss of an alkene fragment by a cyclic rearrangement of acarbonyl compound with Γ-hydrogen is termed as
Answer
D. Mc Lafferty rearrangement
62
How many peaks do you expect in the proton decoupled CMR spectra of cycloheptane and t-butyl alcohol ?
Answer
A. 1, 2
63
The heterocyclic ring present in the amino acid histidine is
Answer
D. Imidazole
64
The co-enzyme that is involved in the reduction of a double bond in fatty acid bisyntheis is
Answer
D. FADH2
65
The ground-state term symbols for lanthanum and uranium atoms are:
Answer
C. ²D₃⁄₂, ⁵L₆
66
The simultaneous eigenfunctions of the angular-momentum operators L² and Lz are:
Answer
C. only the 2s and 2pz orbitals
67
The point-group symmetry of CH₂=C=CH₂ is:
Answer
D. D₂d
68
The molecule that has an S₆ symmetry element is:
Answer
Question Cancelled
69
An element with density 11.2 g/cm³ forms an fcc lattice with edge length 4 × 10⁻⁸ cm. Calculate its atomic mass.
Answer
D. 107.9
70
The crystal with metal deficiency defect is
Answer
C. FeO
71
Which one of the following is used as piezo electric material ?
Answer
D. Quartz
72
Standard electrode potentials of three metals X, Y, Z are –1.2V, +.5V and –3V respectively. The reducing power of these metals will be
Answer
C. Z>X>Y
73
The most populated rotational state for HCl (B = 8.5 cm⁻¹) at 300 K is:
Answer
B. 3
74
The value of d₁₁₁ in a cubic crystal is 325.6 pm. The value of d₃₃₃ is:
Answer
C. 108.5 pm
75
The molecule active in rotational microwave, infrared absorption, and rotational Raman spectra is:
Answer
C. HCl
76
Which of the following electrolytes has the maximum flocculation value?
Answer
D. NaCl
77
The equilibrium constant of the redox reaction 2Fe³⁺(aq) + 2I⁻(aq) ⇌ 2Fe²⁺(aq) + I₂(s) at 298 K is 1 × 10⁸. If the standard reduction potential for iodine is +0.54 V, what is the standard reduction potential of Fe³⁺/Fe²⁺?
Answer
B. +0.77 V
78
A first order reaction is 50% complete in 69.3 minutes. Time required for 90% completion for this reaction is
Answer
B. 230 minutes
79
An organic compound with molecular formula C₉H₁₀O forms a 2,4-DNP derivative, reduces Tollen's reagent, and undergoes the Cannizzaro reaction. On vigorous oxidation it gives 1,2-benzenedicarboxylic acid. Identify the compound.
Answer
C. 2-ethylbenzaldehyde
80
The reaction that involves the formation of both C-C and C-O bonds is
Answer
B. Darzen's glycidic ester condensation
81
Among the following, which is not an isolobal pair?
Answer
C. Co(CO)₃, R₂Si
82
The ligand system present in vitamin B₁₂ is:
Answer
B. Corrin
83
Match the metalloproteins in Column A with their biological role and metal centre in Column B: (a) Hemoglobin, (b) Cytochrome b, (c) Vitamin B₁₂, (d) Hemocyanin; (i) electron carrier and iron, (ii) electron carrier and copper, (iii) O₂ transport and copper, (iv) group-transfer reactions and cobalt, (v) O₂ storage and cobalt, (vi) O₂ transport and iron.
Answer
A. (a)-(vi); (b)-(i); (c)-(iv); (d)-(iii)
84
The light pink colour of [Co(H₂O)₆]²⁺ and the deep blue colour of [CoCl₄]²⁻ are due to:
Answer
C. d-d transitions in both
85
Patients suffering from Wilson's disease have
Answer
C. Low level of copper-storage protein, ceruloplasmin
86
The carbon-14 activity of an old wood sample is 14.2 disintegrations min⁻¹ g⁻¹. Calculate its age if fresh wood has carbon-14 activity 15.3 disintegrations min⁻¹ g⁻¹ and the carbon-14 half-life is 5730 years.
Answer
D. 617 years
87
In a polarographic estimation, the limiting currents (μA) were 0.15, 4.65, 9.15 and 27.15 when concentration (mM) of Pb(II) were 0, 0.5, 1.0 and 3.0 respectively. An unknown solution of Pb(II) gives a limiting current of 13.65 μA. Concentration of Pb(II) in the unknown is
Answer
D. 1.500 mM
88
The number of valence electrons provided by the [Ru(CO)₃] fragment towards cluster bonding is:
Answer
D. 2
89
A 0.106 mg sample of stearic acid (M = 284 g mol⁻¹) covers 500 cm² of water surface when the surface pressure begins to rise sharply. Estimate the cross-sectional area per molecule and the film thickness. The density of stearic acid is 0.85 g cm⁻³.
Answer
B. 2.5 nm
90
For a Daniell cell, calculate ΔG if E = 1.10 V at 25°C, n = 2 and F = 96500 C.
Answer
C. 212.3 KJ
91
Which of the following expression does not figure in the Preamble of Indian Constitution ?
Answer
C. Federal
92
Which was described by Dr. B.R. Ambedkar as the 'Heart and Soul of the Constitution' ?
Answer
B. Right to Constitutional Remedies
93
The Article of Indian Constitution which deals with Uniform Civil Code ?
Answer
A. 44
94
The total number of ministers including the Prime Minister in the Council of Ministers should not exceed ___________ percent of the total membership of the Lok Sabha.
Answer
D. 15
95
Which Article of Indian Constitution deals with Amendment ?
Answer
A. 368
96
Which of the following is a small deposit scheme for girl child ?
Answer
C. Pradhan Mantri Sukanya Samridhi Yojana
97
World Blood Donor Day is celebreated each year throughout the world on
Answer
B. `14^(th)` June
98
National Rural Employment Guarantee Scheme was extended to the State of Jammu and Kashmir in the year
Answer
A. 2007
99
National Food Security Act came into force on
Answer
B. `5^(th)` July, 2013
100
The definition of 'Child' in the 'Protection of Women from Domestic Violence Act 2005' is
Answer
D. Any person below the age of 18 years

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