FINGER PRINT SEARCHER,POLICE 29-05-2014

FINGER PRINT SEARCHER,POLICE (FINGER PRINT )

EXAM DATE:29-05-2014

1.Who helped Motilal to prepare the “Nehru’s Constitution”in 1928?

A.Lala Lajpath Rai

B.Tejbahadur Sapru*

C.Subash Chandra Bose

D.Jawaharlal Nehru

Ans:B

2.Name the famous Indian political leader who was born at Panniyankara in Kozhikode in 1896:

A.V.K.Krishnamenon*

B.Chettur Sankaran Nair

C.Pattabi Sitharamayyar

D.V.R.Krishnayyar

Ans:A

3.Who is popularly known as”Lion of Bengal”?

A.Balagangadhara Tilak

B.Lala Lajpath Rai

C.Aurobindo Ghosh

D.Surendranath Banerjee*

Ans:D

4.The first Malayalam newspaper Rajyasamacharam was published in the year:

A.1487

B.1687

C.1847*

D.1867

Ans:C

5.Who banned the Slave trade of Thiruvithamcore?

A.Chithira Thirunal Balaramavarma

B.Sreemoolam Thirunal

C.Rani Lakshmibai*

D.None of the above

Ans:C

6.Sidhu and Kanhu were associated with he

A.Santhal revolt*

B.Faquir revolt

C.Sanyas revolt

D.Poligar revolt

Ans:A

7.Indravathi is  a tributary of which river:

A.Krishna

B.Kaveri

C.Godavari*

D.Tapti

Ans:C

8.The transfer of capital of India from Calcutta to Delhi was announced by:

A.Lord Minto

B.Lord Hardinge*

C.Lord Curzon

D.None of the above

Ans:B

9.In which session George Yule became the president of Indian National Congress:

A.Calcutta

B.Madras

C.Kanpur

D.Allahabad*

Ans:D

10.Constituent Assembly adopted the “Janaganamana”as India’s National Anthem on:

A.26 January 1950

B.24 January 1950*

C.14 August 1947

D.15 August 1947

Ans:B

11.Who was the first Indian to offer individual Sathyagraha in 1940?

A.Vinoba Bhave*

B.Jawaharlal Nehru

C.Sardar Vallabai Patel
D.Achary Kripalani

Ans:A

12.The “Bharatha Matha Association”was founded in Madras by:

A.Lal Hardayal and Ajith Singh

B.Nilakanda Brahmachari and Vanchi Aiyer*

C.Barindrakumar Ghosh and Jatindranath Bannerjee

D.Sachindra Sanyal and Sufi Ambu Prasad

Ans:B

13.How many delegates attended the 3^rd session of the Indian national Congress in Madras?

A.72

B.434

C.607*

D.1248

Ans:C

14.The following person not related with the famous Dandi March:

A.Krishnan Nair

B.Raghavapoduval

C.Sankarjee

D.None of the above*

Ans:D

15.Who was elected as the speaker of the Central legislative Assembly by Swarajist in 1925?

A.Vithalbai Patel*

B.Vallabai Patel

C.C.R.Das

D.Mothilal Nehru

Ans:A

16.Marc Bloch and Lucien Febvre founded the:

A.Marxist School

B.Subattern School

C.Post Modernist School

D.Annales School*

Ans:D

17.The place where Mangal Panday revolted against company’s rule:

A.Bharackpore*

B.Sholapur

C.Meerut

D.Vellore

Ans:A

18.Name the person associated with this quotations:

“At the stroke of midnight hour,When the world sleeps,India will awake to life and freedom:

A.Mahatma Gandhi

B.Muhammed Ali Jinnah

C.Dr.Rajendra Prasad

D.Jawaharlal Nehru*

Ans:D

19.The British Govt appointed a famine commission in India in 1898 under the chairmanship of:

A.Sir.Richard Strachey

B.Sir James Lyall*

C.Sir Antony Mac Donnel

D.Sir.John Woodhead

Ans:B

20.”Tuhfat-ul-Muwahidin”is written by:

A.Devendranath Tagore

B.Anandamohan Bose

C.Rajaram Mohan Roy*

D.None of the above

Ans:C

21.The Vitamin riboflavin is known as:

A.Vitamin B1

B.Vitamin B2*

C.Vitamin B6

D.Vitamin B12

Ans:B

22.A Water soluble vitamin is:

A.Vitamin A

B.Vitamin D

C.Vitamin C*

D.Vitamin E

Ans:C

23.An example of Isoquinoline Alkaloid:

A.Piperine

B.Coniine

C.Morphine*

D.Quinine

Ans:C

24.Which an unsaturated fatty acid?

A.Lauric acid

B.Palmitic acid

C.Stearic acid

D.Oleic acid*

Ans:D

25.Killani-Fischer synthesis is used for:

A.Lengthening of carbon atom chain*

B.Conversion of aldoses to ketoses

C.Shortening of carbon atom chain

D.Synthesis of ketoses

Ans:A

26.Pyridine reacts with a mixture of KNO₃ and H₂SO₄ at 300⁰C to form:

A.1-nitropyridine

B.2-nitropyridine

C.4-nitropyridine

D.3-nitropyridine*

Ans:D

27.An amino acid containing sulphur group is:

A.Glycine

B.Alanine

C.Leucine

D.Cysteine*

Ans:D

28.Which among the following is the most basic?

A.Benzylamine*

B.Aniline

C.Acetanilide

D.P-nitroaniline

Ans:A

29.Which among the following is a Vat dye?

A.Methyl Red

B.Congo red

C.Indigo*

D.Alizarin

Ans:C

30.Which type of rubber is used for making fuel filling hoses?

A.Natural rubber

B.Nitrile rubber*

C.Polychloroprene rubber

D.SBR

Ans:B

31.Non stick frying pan is coated with:

A.PTEE*

B.PVC

C.PMMA

D.PAN

Ans:A

32.Which drug acts both as analgesic and antipyretic?

A.Aspirin*

B.Morphine

C.Codine

D.Pamaquinine

Ans:A

33.The following paris ₁₄Si³⁰,₁₅P³¹are:

A.Isotonic*

B.Isobars

C.Isotopes

D.None

Ans:A

34.A radio active isotope has a half life period of 128.6 m its decay constant is:

A.1/200 m^-1*

B.1/300 m^-1

C.1/100 m^-1

D.1/50 m^-1

Ans:A

35.The bond order of o^2-₂ ion is:

A.0

B.1*

C.1.5

D.2

Ans:B

36.The percentage efficiency of a Carnotes engine working between the temperature 27⁰C and 127⁰C:

A.25%*

B.2.5%

C.50%

D.5.0%

Ans:A

37.Which type of crystal system is Zinc Oxide and  graphite?

A.Cubic

B.Tetragonal

C.Hexagonal*

D.Triclinic

Ans:C

38.The number of atoms in a body centred unit cell:

A.4

B.2*

C.1

D.4.5

Ans:B

39.The boiling point of 0.25 molal solution of glucose(molar mass 180)in water is 101.3⁰C the molal elevation constant of water:

A.0.52⁰C

B.5.2⁰C*

C.0.052⁰C

D.1.4⁰C

Ans:B

40.A 5% solution of urea(molar mass 60)is isotonic with 3% solution of unknown compound A.What is the molecular mass of A?

A.36*

B.3.6

C.360

D.72

Ans:A

41.20 dm³ of a gas a(molar mass 64)diffused through a porous partition in 60 seconds.What volume of B(molar mass 32)will diffuse under similar condition in 60 seconds?

A.10 dm³*

B.1.0 dm³

C.100 dm³

D.0.1 dm³

Ans:A

42.At what temperature would SO₂ molecules have the same root mean square velocity as oxygen molecules at 27 degree centrigrade:

A.290.5 degree centigrade

B.327 degree centigrade*

C.29 degree centigrade

D.100 degree centigrade

Ans:B

43.What will be the value of Delta G when the reaction is spontaneous:

A.Delta G=0

B.Delta G=negative*

C.Delta G=positive

D.None

Ans:B

44.How many degree of freedom will be present in a solution of sodium sulphate in equilibrium with water vapour?

A.2*

B.4

C.3

D.0

Ans:A

45.50% N₂O₄ decomposes in 10 minutes find out its velocity coefficient if the reaction is first order:

A..0693 min^-1*

B.69.3 m^-1

C.0.693 m^-1

D.693 m^-1

Ans:A

46.A polymer sample contains 5 molecules of molar mass 1000g/mol,5 molecules of molar mass 2000g/mole and 5 molecules of molar mass 3000g/mol its number average molecular mass is:

A.2000g/mol*

B.1000g/mol

C.200.0g/mol

D.4000g/mol

Ans:A

47.The electro chemical equivalent Z of Ag is .001119g calculate its equivalent mass:

A.108*

B.10.8

C.1.08

D.1080

Ans:A

48.Which of the following has square geometry?

A.XeF₄*

B.XeOF₄

C.XeO₃

D.XeF₆

Ans:A

49.Which is the most abundant inert gas?

A.He

B.Xe

C.N₂

D.Ar*

Ans:D

50.Bordeaux Mixture is a mixture:

A.FeSo₄+lime

B.CuSo₄+lime*

C.NiSo₄+lime

D.None

Ans:B

51.Which of the following is not a sulphide ore?

A.Copper glance

B.Argentite

C.Zinc Blende

D.Calamine*

Ans:D

52.Fenton’s reagent is:

A.FeSo₄+H₂O₂*

B.CuSo₄+H₂O₂

C.NiSo₄+H₂O₂

D.None

Ans:A

53.Wikinson’s catalyst is:

A.(Pph₃)Rhcl*

B.Ticl₄+(C₂H₅)₃Al

C.Pt/Pto

D.K(Ptcl₃C₂H₄)

Ans:A

54.What is the percentage of Ag in German Silver?

A.0%*

B.5%

C.20%

D.10%

Ans:A

55.What is the oxidation state of Cr in chromium peroxide?

A.6*

B.8

C.10

D.2.5

Ans:A

56.Benzenediazonium chloride reacts with warm water to give:

A.Aniline

B.Phenol*

C.Benzene

D.Chlorobenzene

Ans:B

57.Naphthalene on treatment with concentrated sulphuric acid at 165⁰C produces:

A.1-napthalene sulphuric acid

B.2-napthalene sulphuric acid*

C.9-napthalene sulphonic acid

D.No reaction

Ans:B

58.Which of the following is a thermosetting polymer?

A.Melanine formaldehyde resins*

B.Nylon 6,6

C.PVC

D.Teflon

Ans:A

59.Which of the following is a male sex hormone:

A.Androsterone*

B.Estrone

C.Progesterone

D.Estradiol

Ans:A

60.What type of radiation is used in NMR spectroscopy?

A.Visible light

B.UV light

C.Radio Waves*

D.Microwave

Ans:C

61.A particle moving with velocity ‘V’collides with another particle of the same mass which is at rest.The velocity of centre of mass after the collision is:

A.2V

B.V

C.V/2*

D.V Square root of 2

Ans:C

62.In case of friction between two bodies:

A.Rolling friction>static friction>kinetic friction

B.Static friction<kinetic friction>rolling friction

C.Kinetic friction>rolling friction>static friction

D.Static friction>kinetic friction>rolling friction*

Ans:D

63.Consider the following statements.A particle executing uniform circular motion has:

1 tangential velocity 2)radial acceleration 3)tangential 4)radial velocity of these statements

A.1 and 2 are correct*

B.1 and 3 are correct

C.2 and 4 are correct

D.3 and 4 are correct

Ans:A

64.The escape velocity on the surface of the earth is V₀.If M and R are the mass and radius of the earth respectively ,then the escape velocity on another planet of mass 2M and radius R/2 will be:

A.4 V₀

B.2 V₀*

C.V₀

D.V₀/2

Ans:B

65.—

66.The value of wavelength for a beam of 150 volt-electron is:

A.0.5 A
B.1.0 A*

C.1.5 A

D.15.0 A

Ans:B

67.The thermonuclear fusion of hydrogen inside the stars is taking place by a cycle of operations.The particular element which acts as a catalyst,is:

A.Nitrogen

B.Oxygen

C.Carbon*

D.Helium

Ans:C

68.The radius of the first orbit of hydrogen atom is 5.29x10¹¹m.The radius of the second orbit of the hydrogen atom is:

A.1.32 x10^-11m

B.10.58x10^-11 m

C.15.87 x 10^-11m

D.21.16x10^-11m*

Ans:D

69.Which one of the following statements regarding photo-emission of electrons is correct?

A.Photoelectric emission is instantaneous with the incidence of light*

B.Kinetic energy of electrons increases with the intensity of incident light

C.Electrons are emitted when the wavelength  of the incident light is above a certain threshold

D.Photoelectrons are emitted whenever a gas is irradiated with ultraviolet light

Ans:A

70.----

71.Bose-Einstein statistics is applicable to systems of:

A.Half integral spin

B.Electrons only

C.Protons only

D.Integral spin*

Ans:D

72.From a black body heated to 1000 K the maximum intensity of emitted radiation is marked at wavelength lamda.If the temperature is increased to 3000K,the intensity will be shifted to wavelength given by a lamda where a is:

A.3

B.1/3*

C.9

D.1/9

Ans:B

73.The temperature of a gas is held constant while its volume is decreased.The pressure exerted by the gas on the walls of the container increases because its molecules:

A.Strike the walls with higher velocities

B.Strike the walls with larger force

C.Are in contact with the walls for a shorter time

D.Strike the walls more frequently*

Ans:D

74.Diamangetism is explained in terms of:

A.Orbital motion of the electron*

B.Spin motion of the electron

C.Both orbital and spin motion of the electron

D.Orbital and spin motion of nucleus

Ans:A

75.On a temperature(T),entropy(S)diagram,the isothermals are:

A.Parallel to S axis*

B.Parallel to T axis

C.May have any orientation

D.None of the above

Ans:A

76.After losing a number of alpha particles and beta particles(electrons)U 238/92 is changed to X 206/82 The total no.of particles produced in the process is:

A.5

B.8

C.16

D.14*

Ans:D

77.The minimum energy of the gamma ray photon required for the production of an electron positron pair is:

A.4.44 MeV

B.2.22 MeV

C.1.11 MeV*

D.3.33 MeV

Ans:C

78.The mass of a proton is m_p.Then the nuclear magnetron is given by:

A.h/4 pie m_p

B.eh/4 pie m_p*

C.ehm_p/4pie

D.4pie n_p/eh

Ans:B

79.Rutheford’s experiment on the atom demonstrated:

A.The approximate size of a nucleus*

B.The presence of neutrons inside an atom

C.The approximate size of an atom

D.The revolving of electrons in atomic orbits

Ans:A

80.For a neutron the spin magnetic moment is:

A.Zero,as it is chargeless

B.In the same direction as spin

C.Perpendicular to the direction of spin

D.Opposite in direction to the spin*

Ans:D

81.In young’s experiment,the phase difference between two waves at a point where destructive interference takes place is:

A.0

B.pie/4

C.pie/2

D.Pie*

Ans:D

82.Mirage is a phenomena due to:

A.Reflection of light

B.Interference of light

C.Total internal reflection of light*

D.Diffraction of light

Ans:C

83.A small object lies on the axis of a cylindrically symmetric optical system.The image will suffer from:

A.Spherical aberration,coma and astigmatism

B.Spherical aberration and coma

C.Spherical aberration and astigmatism

D.Spherical aberration*

Ans:D

84.Two thin lenses have a combined power of +10 dioptres.When separated by 20 cm,their equivalent power is +6.25 dioptres.Their individual powers,in dioptres,are:

A.7.5 and 2.5*

B.3.5 and 6.5

C.5.0 and 5.0

D.9.0 and 1.0

Ans:A

85.Two photons recede from each other.Their relative velocity will be:

A.0

B.C*

C.c/2

D.2C

Ans:B

86.

87.

88.Which of the following  are true in case of negative feedback amplifiers?

1.Stability of the amplifier increases

2.Distortion of the amplifier decreases

3.Noise in the amplifier decreases

4.Band-width of the amplifier decreases

Select the correct answer using the codes given below

Codes:

A.1,2 and 3*

B.1,2 and 4

C.1,3 and 4

D.2,3 and 4

Ans:A

89.The flip-flop which gives unpredictable output when both inputs are high is:

A.JK flip-flop

B.D flip-flop

C.Rs flip-flop*

D.T flip-flop

Ans:C

90.In normal Zeeman effect,the frequency separation of the Zeeman lines form the centre line is:

A.eB/2m

B.eB/2(pie)m

C.eB/4m

D.eB/4(pie)m*

Ans:D

91.A total capacitance of 4 (meu)F can be obtained by combining four capacitors of 3(meu)F each.If:

A.All the capacitors are in parallel

B.Al the capacitors are in series

C.Three capacitors are in series and one capacitor is in parallel to that of the combination*

D.One capacitor is in series with the combination of three capacitors in parallel

Ans:C

92.An LCR circuit contains a varying e.m.f. e=e_m cos^wt.At resonace,the amplitude of the oscillating current is fully determined in terms of e_m and:

A.R*

B.L and C

C.L and R

D.C and R

Ans:A

93.A wire carrying a 30 A current has a length of 12 cm between the pole pieces of a magnet at an angle of 60⁰with respect to the field direction.If the magnetic field has a uniform value of 0.90 T,then the force on the wire will be:
A.280 N

B.28 N

C.2.8N*

D.0.28N

Ans:C

94.A horizontal overhead power line carries a current of 100 A directed from West to East.The magnetic field due to the current 2m below the line is:

A.1.00 x 10^-5T towards South

B.1.00x10^-5T towards North*

C.3.14 x 10^-5 T towards South

D.3.14 x 10^-5T towards North

Ans:B

95.At a point on the axis of an electric dipole:

A.The electric field is zero

B.The electric potential is zero

C.Neither the electric field nor the electric potential is zero*

D.The electric field is directed perpendicular to the axis

Ans:C

96.

97.The terminal velocity of a spherical ball of radius 2r falling under gravity in a viscous fluid is V.The terminal velocity of another spherical ball of the same material but  of radius r will be

A.V/8

B.V/4*

C.V/2

D.V/Square root of 2

Ans:B

98.A capillary tube of length less than the “Capillary height”for a given liquid is dipped in that liquid.Then the liquid will:

A.Overflow

B.Rise to the top and bulge out

C.Rise to the top and the curvature of the meniscus will decrease*

D.Not rise to the top

Ans:C

99.One end of a string is connected to an electrically maintained vibrating bar while the other end is made to pass over a frictionless pulley.The free end is then loaded so that the string is under tension T₁.The string vibrates in X₁ segments as the bar vibrates in transverse mode.If the tension is changed to T₂ the string vibrates in x₂ segments.Then:

A.x₁Square root of T₁=x₂Square root of T₂*

B.x₂Square root of T₁=x₁Squae root of T₂

C.T₁Square root of X₁=T₂Square root of x₂

D.T₁Square root of X₂=T₂Square root of x1

Ans:A

100.Consider the following statements.Ultrasonic waves can be produced by a:

1.Magnetron oscillator

2.Magnetostriction oscillator

3.Klystron oscillator

4.Piezoelectric oscillator of these statements

A.1 and 4 are correct

B.2 and 3 are correct

C.1 and 3 are correct

D.2 and 4 are correct*

Ans:D