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PYQ 1200 Q/A Part - 1
PYQ 1200 Q/A Part - 2
PYQ 1200 Q/A Part - 3
PYQ 1200 Q/A Part - 4
PYQ 1200 Q/A Part - 5
Kerala PSC General Science Book Study Materials Page 168
Book's First Page(a) 200 cm (b) 100cm (c) 50 cm (d) 2 cm Ans: (c) 120. The colour of an opaque object is due to that colour which: [IAS (Pre) 1994] (a) is absorbed (b) is not reflected (c) is reflected (d) is scattered Ans: (b) 121. Which one of the following pairs does not have the same dimension [NDA 2010] (a) Potential energy and kinetic energy (b) Density and specific gravity (c) Focal length and height (d) Gravitational force and frictional force Ans: (b) 122. The best and the poorest conductors of heat are respectively? [NDA 2010] (a) silver (Ag) and lead (Pb) (b) Copper(Cu) and aluminium (AI) (c) silver (Ag) and gold (Au) (d) copper (Cu) and gold (Au) Ans: (a) 123. The three fundamental colours are: [MPPCS (Pre) 2004, RRB TC 2005] (a) blue, yellow and red (b) blue, green and red (c) yellow, green and red (d) blue, yellow and green Ans: (b) 167