Solved Paper Assistant Chemist 2018 [Part-2] – HPSSC Hamirpur

By | December 27, 2018
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56. Which of the following bases is not present in DNA?

  1. Adenine
  2. Thymine
  3. Cytosine
  4. Uracil

57. Which of the following is an example of ketohexose?

  1. Mannose
  2. Galactose
  3. Fructose
  4. Maltose

58. Nylon-6 is made from

  1. 1, 3-Butadiene
  2. Chloroprene
  3. Adipic acid
  4. Caprolactam

59. 2-Acetoxybenzoic acid is

  1. Antiseptic
  2. Aspirin
  3. Antibiotic
  4. Dye

60. A drug which is antipyretic as well as analgesic is

  1. Chloroquine
  2. Penicillin
  3. Chloropromazine
  4. Para acetamidophenol

61. Parsec is a unit of

  1. Time
  2. Distance
  3. Frequency
  4. Angular acceleration

62. The number of significant figures in 30.00 m are

  1. 1
  2. 2
  3. 3
  4. 4

63. The idea of calculus was given by

  1. Newton
  2. Marconi
  3. Einstein
  4. Max Planck

64. An athlete completes a circular track of radius 70 meters in 20s. the average velocity of the athlete is

  1. Zero
  2. 11 ms-1
  3. 22 ms-1
  4. 44 ms-1

65.If the vectors are co-planer, then the minimum number of vectors whose resultant is zero is

  1. 2
  2. 3
  3. 4
  4. Infinite

66. Which of the following is a scalar quantity?

  1. Electric field
  2. Velocity
  3. Angular momentum
  4. Electric potential

67. The force of 5 N acts on a body of weight 9.8 N. the acceleration of the body is

  1. 0.5 ms-2
  2. 1.0 ms-2
  3. 5 ms-2
  4. 49 ms-2

68. In a uniform circular motion, the angle between the velocity and acceleration is

  1. 0°
  2. 30°
  3. 45°
  4. 90°

69. A man pulls a bucket out of a well by means of a rope. The work done by the gravity is

  1. Zero
  2. Positive
  3. Negative
  4. None of these

70. If the momentum of a body increases by 0.01%, then its kinetic energy will increase by

  1. 0.01%
  2. 0.02%
  3. 0.03%
  4. 0.04%

71. For which of the following does the centre of mass lie outside the body?

  1. A solid sphere
  2. A solid cylinder
  3. A disc
  4. A ring

72. Moment of inertia of a body does not depend upon its

  1. Shape
  2. Mass
  3. Angular velocity
  4. Axis of rotation

73. Angular momentum is

  1. Polar vector
  2. Axial vector
  3. Scalar
  4. None of these

74. The acceleration of a solid cylinder rolling down an inclined plane of inclination 30° is

  1. g/2
  2. 2g/2
  3. g/3
  4. g/4

75. The force of gravitation is

  1. Repulsive
  2. Conservative
  3. Electrostatic
  4. Non-conservative

76. If ratio of radius of mars and earth around sun is 1.526, then time period of mars is

  1. 1.89 years
  2. 32 years
  3. 45 years
  4. 49 years

77. Kepler’s second law is based on

  1. Newton’s second law
  2. Newton’s third law
  3. Special theory of relativity
  4. Conservation of angular momentum

78. Height of geostationary satellite is approximately

  1. 360 km
  2. 3,600 km
  3. 36,000 km
  4. 3,60,000 km

79. When a body is taken from poles to equator on the earth, its weight

  1. Increases
  2. Decreases
  3. Remains the same
  4. None of these

80. Young’s modulus of elasticity of a perfectly rigid body is

  1. Unity
  2. Zero
  3. Infinity
  4. None of these

81. Streamline flow is more likely for liquids with

  1. low viscosity
  2. low density
  3. high velocity
  4. both (B) and (C)

82. The density of water is maximum at

  1. 0 °C
  2. 4 °C
  3. 100 °C
  4. None of these

83. For an ideal bad conductor of heat, the value of thermal conductivity is

  1. Zero
  2. One
  3. Infinity
  4. None of these

84. The breaking stress of a wire depends upon its

  1. Length
  2. Radius
  3. Material
  4. Shape

85. Bernoulli’s theorem is a consequence of conservation of

  1. Mass
  2. Linear momentum
  3. Energy
  4. Angular momentum

86. The temperature at which a black body ceases to radiate energy is

  1. 0 K
  2. 100 K
  3. 273 K
  4. None of these

87. When you make ice cubes, the entropy of water

  1. Increases
  2. Decreases
  3. Does not change
  4. None of these

 

 

 

 

 

Answer: C

89. Water waves are

  1. Longitudinal waves
  2. Transverse waves
  3. Combination of longitudinal and transverse waves
  4. None of these

90. The maximum and minimum intensities of two sources is 4:1. The ratio of the amplitudes is

  1. 3:1
  2. 1:3
  3. 1: √ 3
  4. √ 3:1

91. If there are n capacitors is parallel connected to V volt source, then the energy stored is equal to

  1. CV
  2. 1/2  n CV2
  3. CV2
  4. 1/2n CV2

92. In bringing an electron towards another electron, the electrostatic potential energy of the system

  1. Increases
  2. Decreases
  3. Remains unchanged
  4. Becomes zero

93. If the capacitors of 2,3 and 6 µF are connected in a series to a 10 V source. The charge on 3 µF

capacitor is

  1. 5 µC
  2. 10 µC
  3. 12 µC
  4. 15 µC

94. A stationary charge produces

  1. An electric field only
  2. A magnetic field only
  3. Both electric and magnetic fields
  4. An electromagnetic wave

95. The resistance of a wire id R. if the lengthy of the wire is doubled, then its resistance will be

  1. R
  2. 2R
  3. 4R
  4. 0.25R

96. Which of the following quantities do not change, when a resistor is heated by passing current through it?

  1. Resistance
  2. Resistivity
  3. Drift velocity
  4. Number of free electrons

97. In which type of material the magnetic susceptibility does not depend on temperature?

  1. Diamagnetic
  2. Paramagnetic
  3. Ferromagnetic
  4. Ferrite

98. Angle between magnetic meridian and geographical meridian is called

  1. Angle of dip
  2. Angle of declination
  3. Angle of depression
  4. Both (A) and (B)

99. If the speed of rotation of a dynamo is doubled, then the induced e.m.f. will

  1. Become half
  2. Become double
  3. Become four times
  4. Remain unchanged

100. The best material for the core of a transformer is

  1. Stainless steel
  2. Mild steel
  3. Hard steel
  4. Soft iron

101. Eddy currents are produced in

  1. Induction furnace
  2. Electromagnetic brakes
  3. Speedometer
  4. All of these

102. Lenz’s law is a consequence of the law of conservation of

  1. Charge only
  2. Momentum only
  3. Energy only
  4. Energy and momentum

103. The self-inductance of a straight conductor is

  1. Zero
  2. Infinity
  3. Very large
  4. Very small

104. In a.c. circuit, the power is consumed only in

  1. Inductance
  2. Capacitance
  3. Resistance
  4. All of these

105. In an ordinary electric heater, if the length of the coil is reduced to half, a given quantity of water will boil in

  1. More time
  2. Less time
  3. Same time
  4. None of these

106. What is immaterial for an electric fuse?

  1. Its specific resistance
  2. Its radius
  3. Its length
  4. Currents flowing through it

107. In an electrolyte, electric conduction is due to the flow of

  1. Electrons
  2. Negative ions only
  3. Positive ions only
  4. Both the negative and positive ions

108. When current flows through a conductor, heat is produced. This is called

  1. Seebeck effect
  2. Thomson effect
  3. Peltier effect
  4. Joule effect

109. For a thermocouple, the thermos e.m.f. may be

  1. Zero
  2. Positive
  3. Negative
  4. Any of these

110. A diminished virtual image can be produced only with

  1. A plane mirror
  2. A concave mirror
  3. A convex mirror
  4. All of these

Read next part:॥ Part-3 ॥ Part-1 ॥ 

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