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If we convert 135° to radian measure, we get A.3π/4 B.3π/2 C.π/4 D.π/2 E.(3+π)/2 75° in radian measure is A.π/75 B.75/π C.5π/12 D.12π/5 E.π/30 3.An arc PQ subtends an angle 60° at the centre O of radius

Write TRUE or FALSE for each of the following statements. (7 marks) (a) The ‘d’ sub shell can have the minimum number of 10 electrons. (b) The gas spread itself uniformly throughout any containers. (c)

solution set of {(x,y)|y=x2} {(x,y)|y=x+2} is A. {(-1,1),(2,4)} B.{(-1,0),(2,0)} C.{(1,-1),(4,2)} D.{(0,-1),(0,2)} E. None of these If a2+b2=4 and (a-b)2=2, what is the value of ab? A. 1 B.√2 C. 2 D. 3

) The ratio of mass to volume is defined as ……… . (21) The density of ice is ……….. than that of water. (22) The symbol of density is ρ and it is a …….. quantity. (23) The SI unit for pressure is …….. .