58. Which of the following is not a chemical fertiliser?
(A) Diammonium phosphate (B) Caleium phosphate
(C) Ammonium sulphate (D) None of the above
59. The type of material which becomes soft when heated and hard when cooled :
(ಗ) Thermo plastic (B) Thermo setting plastics
(0 കാ plastics (D) Thermo static
60. Which of the following is not a semi drying oil?
(^) ‏دعم‎ 01 (B) Cotton seed 011
(C) Coconut Oil (D) Sesame Oil
61. The calorific value of Gaseous fuel is usually measured using :
(வ) Bomb calorimeter (B) Junker’s Calorimeter
{C) U tube viscometer (D) None of the ahove
62, ‏چھ‎ of the following is a cause for acid rain?
(A) Water pollution (8) Soil pollution
(0) Air pollution (D) Ozone layer depletion
63. The fibrous matter that remains after sugarcane stalks are crushed to extract their juice is :
(ക Sorghum (ए) Bagasse
(¢) Lignin (D) एषा
64. The property of metals which allows them to be drawn into thin wires beyond their elastic
limit without rupture is called :
(A) Ductibility (B) Malleability
(¢) Elasticity (D) Hardness
65. The breaking stress of a wire depends upon :
(ಗಿ) Length of wire (ए) Radius of wire
(C) Shape of cross section (D) Material of wire
66. If the weight of the body is just equal to the upward thrust :
(ക ‏يوط عط‎ will remain suspended completely in the liquid
(B) The body will sink
(¢) (€ body will be completely outside the സ്റ്‌
(D) The body will be partly outside and partly inside the liquid
96/2015 10 A