Quiznetik

General Science | Set 2

1. The Helium atoms that have lost two electrons are called ________?

Correct : A. Alpha rays

2. What is the approximate height of a Geostationary satellite ?

Correct : C. 35000 kms

3. The inability of a body to change its state of rest or its uniform motion in a straight line is called as ________?

Correct : C. Inertia

4. Ohm is a unit of measuring _________?

Correct : A. Resistance

5. Equal volumes of all gases contain equal number of molecules under similar conditions of temperature and pressure. Which law says this ?

Correct : C. Avogadro‘s Law

6. Which among the following is a property of Insulator?

Correct : B. The electrons of the outer orbits are tightly bound to the nucleus and can not flow through them

7. Which among the following is true about latent heat ?

Correct : C. It causes change in state or phase but not in temperature

8. When light from some sources enters to the earth‘s atmosphere, it gets scattered. Which among the following is a reason behind scattering?

Correct : B. dust, smoke and gas molecules

9. Which among the following is true about Total Internal Reflection?

Correct : B. A ray passing from denser to rarer medium and not able to pass to rarer medium at an angle greater than critical angle

10. Which among the following principle is used by Bats?

Correct : B. SONAR (Sound Navigation & Ranging

11. Which among the following is true regarding Sound Waves?

Correct : C. They are longitudinal waves and material medium is required for their propagation

12. Which among the following is true about conduction, convection and radiation mode of transfer of heat?

Correct : C. A medium is required for conduction and convection but not required for radiation

13. The ideal fluid which is a hypothetical fluid should contain _______?

Correct : C. Zero Viscosity & Zero Compressibility

14. Which among the following defines cohesive force?

Correct : A. the force of attraction acting between the molecules of same material

15. Which of the following term denotes the internal reaction force per unit area developed as a result of applied external force ?

Correct : A. Stress

16. What is the mean value of g at earth‘s surface?

Correct : C. 9.8 meter per second square

17. The value of acceleration due to gravity is __________?

Correct : A. Minimum at equator and maximum at poles

18. Which among the following defines gravitational mass?

Correct : A. Ratio of weight of a body and acceleration due to gravity

19. The scientists have discovered that Milky Way is having two components, the disc and spherical. What may be the central object of Milky Way?

Correct : A. A Black Hole

20. Which among the following kinds of glass is used generally in making of the Bullet proof screens?

Correct : C. Reinforced Glass

21. Which among the following would be most commonly affected, if the filament of a electric Bulb is not uniform?

Correct : B. Life

22. Calorie of Energy is equal to _________?

Correct : B. 4.2 joule

23. A pendulum is taken to Moon , its time period will___________?

Correct : A. Increases

24. Knot is a unit of _________?

Correct : A. Speed

25. One Nautical Mile is equivalent to how many meters?

Correct : D. 1852

26. In which year, Government of India launched the Integrated Guided Missile Development Program?

Correct : B. 1983

27. What is the use of Venturimeter?

Correct : D. to measure rate of flow of fluids

28. Which among the following is measured using a Vernier Calliper?

Correct : A. Dimensions

29. Which among the following is used to listen and record underwater sounds?

Correct : C. Hydrophone

30. Consider the following: Help ISRO in Research Help Department of Space in New Discoveries Commercially sell Products & Services of Indian Space Which among the above is / are the correct objectives of ANTRIX?

Correct : D. Only 3

31. Any moving object on earth finally comes to rest due to which among the following?

Correct : B. Friction

32. When Ozone is heated its volume will…. ?

Correct : C. remains unchanged

33. Consider the following: Pressurized heavy water reactor (PHWR) Fast breeder reactor (FBR) Advanced Heavy Water Reactor(AHWR) The above three represent the stages of India‘s three stage Nuclear Power programme as follows respectively?

Correct : A. Stage I, Stage II, Stage III

34. Which among the following is the site of Prototype Fast Breeder Reactor (PFBR) in India?

Correct : B. Kalpakkam

35. Chandrashekhar Limit, postulated by Dr S. Chandrashekhar posts a limit of mass of which among the following?

Correct : B. White Dwarf

36. India‘s first Nobel Prize for Physics was claimed in 1930 by the renowned physicist Sir C.V. Raman for his work in which among the following fields?

Correct : B. Optics

37. What is the name of India‘s first nuclear reactor ?

Correct : B. Apsara

38. Which among the following is NOT taken into account while choosing an orbit of the Satellite?

Correct : C. Mass of the satellite

39. Hydraulic Brakes work on which principal?

Correct : A. Pascal‘s Principle

40. Zero point energy is the lowest possible energy that a quantum mechanical physical system may have. ―Who among the following proposed this concept?

Correct : B. Albert Einstein and Otto Stern

41. Consider the following: Dispersion Total Internal Reflection Refraction

Correct : C. 1,2,3

42. Which among the following lens is used to correct Presbyopia?

Correct : C. Bifocal

43. Which among the following kinds of lenses are used to treat Astigmatism?

Correct : D. Cylindrical

44. Kakrapar Atomic Power Station (KAPS-1) is located in which among the following states?

Correct : B. Gujarath

45. If in a closed room , the door of a refrigerator is kept open for some time , the temperature of room will ?

Correct : A. Increase

46. First steam-powered vehicle was built by?

Correct : B. Nicolas-Joseph Cugnot

47. Which among the following is a source of Atomic Energy ?

Correct : B. Uranium

48. Which among the following types of glasses contains Cerium and other rare earths and has a high absorption of ultraviolet rays?

Correct : A. Crookes Glass

49. CDRI is among the thirty eight laboratories that are functioning under the aegis of the council of scientific and Industrial Research (CSIR) of India. Where is located CDRI (Central Drug Research Institute)?

Correct : B. Lucknow

50. Who among the following is the chairman of Council of Scientific and Industrial Research (CSIR)?

Correct : A. Prime Minister of India

51. Consider the following comparisons between the Resourcesat-1 and Resourceset-2: 1. The Resourceset-2 will be able to collect data from a wider strip of the Earth‘s surface 2. The Resourceset -2 will provide remote sensing data services for entire globe, in contrast with some selected area by Resourcesat-1 3. The Resourcesat-2 has been launched with additional payload known as AIS (Automatic Identification System) from COMDEV, Canada as an experimental payload for ship surveillance in VHF band Which among the above statement is / are correct?

Correct : C. 1 & 3 are correct

52. Which among the following correctly defines Pinaka?

Correct : A. A Multi Barrel Rocket Launcher Developed by DRDO

53. Which among the following can be measured with Anemometer?

Correct : B. Wind Velocity

54. At which among the following temperatures, the indicator of Celsius and Fahrenheit thermometers will show the same reading?

Correct : A. -40°C

55. At which among the following points, the high tides are lower than usual and low tides are higher than usual?

Correct : C. Apogee

56. Phobos and Deimos are the natural satellites of which of the following planets?

Correct : A. Mars

57. Sun accounts for approximately what fraction of total mass of Solar System ?

Correct : D. 99.86%

58. In which of the following light produces image focus in front of the retina?

Correct : B. Myopia

59. Which among the following is also known as Dog Star?

Correct : C. Sirius

60. The name of Robert Watson-Watt is associated with which among the following inventions?

Correct : C. Radar technology

61. Which among the following scientists is known for laws of planetary motion?

Correct : B. Kepler

62. The ―Amos‖ series of satellites belongs to which among the following countries?

Correct : C. Israel

63. Which among the following compound is most commonly used in the Photochromic lenses?

Correct : B. Silver Chloride

64. Which among the following are being procured by India for its armed forces, under the Project-75 India (P-75I) Programme?

Correct : C. Submarines

65. Soviet aircraft carrier Admiral Gorshkov, has been rechristened in India as which among the following?

Correct : B. INS Vikramaditya

66. In context with the Defense of India, Advanced Technology Vessel (ATV) Projects are related to which among the following?

Correct : B. Nuclear Capable Submarines

67. Which among the following radiations in the Sunlight causes tanning and sunburn?

Correct : A. Ultraviolet

68. What is the focal length of a concave lense with number -5D?

Correct : D. 20 cm

69. The asteroid belt is a region of the Solar System located roughly between the orbits of which among the following planets?

Correct : B. Mars & Jupiter

70. India‘s First Moon Mission Chandrayaan was launched on which among the following dates?

Correct : B. October 22, 2008

71. Which of the following is India‘s first nuclear reactor:

Correct : A. Apsara

72. In which of the following states is located the Indian Astronomical Observatory?

Correct : D. Jammu & Kashmir

73. Which among the following is the largest nuclear power station of India by capacity?

Correct : A. Tarapur Atomic Power Station, Maharashtra

74. Which among the following the correct English Official name of CERN ( Conseil Européen pour la Recherche Nucléaire)?

Correct : A. European Organization for Nuclear Research

75. What is the name of Indian‘s first satellite launch vehicle?

Correct : C. SLV-3

76. In which year India‘s first satellite Aryabhatta was launched?

Correct : A. 1975

77. Which of the following is responsible for the fact that Tennis ball bounces higher at high altitudes than in plains?

Correct : C. Less dense air

78. Thin lamination is used in a transformer to reduce:

Correct : A. Eddy current losses

79. Which of the following statements is incorrect about a Plane Mirror?

Correct : B. Its optical power is one

80. A high-refractive-index polymer (HRIP) is a polymer that has a refractive index greater than _?

Correct : D. 1.50

81. Consider the following statements regarding Black Holes: 1. A black hole is a supergiant star that has collapsed into itself 2. The Black-hole singularity has zero radius Which of the above is / are correct statements?

Correct : C. Both 1 & 2

82. Which of the following is / are correct statements with respect to Copper (Cu), Silver (Ag) and Gold (Au)? 1. All of them are can be found naturally in their elemental state 2. All of them belong to same group in the periodic table Select the correct option from the codes given below:

Correct : C. Both 1 & 2

83. A 10 Kg block of Iron has which of the following twice in value in comparison to a 5 Kg block of Iron? 1. Inertia 2. Mass 3. Volume Select the correct option from the codes given below:

Correct : D. 1, 2 & 3

84. Albert Einstein was awarded Nobel Prize for his path-breaking research and formulation of the:

Correct : B. Laws of Photo-Electric Effect

85. Which one of the following types of Laser is used in Laser Printers?

Correct : A. Semiconductor laser

86. The power of a lens is measured in :

Correct : A. diopters

87. The television technology in which a new form of light-emitting crystals which can be printed onto flexible plastic sheets to produce a paper-thin display that can be rolled up and carried in a pocket is:

Correct : A. QD-TV

88. Amalgam‘ is a term used for an alloy of a metal with:

Correct : B. Mercury

89. Gammaxene, D.D.T. and Bleaching powder are important compounds of :

Correct : A. Chlorine

90. L.P.G. is a hydrocarbon consisting of a mixture of:

Correct : B. Propane and Butane

91. What is Kerogen oil?

Correct : A. Its an unconventional oil produced from the pyrolysis, hydrogenation, or thermal dissolution of Oil Shales

92. Which among the following was first human-made plastic?

Correct : C. Celluloid

93. Which among the following is the correct impact of the London Forces in the Cycloalkanes?

Correct : A. The melting and boiling points get increased

94. Gargling with a solution of table salt is known to provide relief for a sore throat because ___ ?

Correct : C. It dehydrates water from inflammatory tissues by Osmosis

95. The Potassium graphite and Calcium Graphite can be mostly used as which among the following?

Correct : C. Superconductors

96. Which among the following minerals is also known as Horn Silver?

Correct : B. Silver Chroride

97. Consider the following particles in relation to the matter: π-Meson (Pi-meson) Photon Which among the above are considered to be mass less and charge less?

Correct : B. Only 2

98. Polymetallic Modules (PMN) predominantly contain_____?

Correct : C. Manganese

99. The colors in the fine cut diamond are because of which among the following?

Correct : C. Presence of Impurities

100. Benzoepin, Parrysulfan, Phaser, Thiodan, Thionex etc. are the names of which among the following pesticides?

Correct : C. Endosulfan