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Trigonometric Ratios and Their Application 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

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Trigonometric Ratios and Their Application 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

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Fill in the blanks. (4- marks ) (a) Displacement is defined as the distance travelled along a _____ direction. (b) Energy is the _____ to do work. (c) The normal

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Fill in the blanks. (4- marks ) (a) Displacement is defined as the distance travelled along a _____ direction. (b) Energy is the _____ to do work. (c) The normal

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are moving. (c) Sound wavith a suitable word or words. (4 marks) (a)When an object is at the centre of curvatureof a concave mirror the magnification is ________

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are moving. (c) Sound waves can travel through vacuum. (d)The specific heat capacity of water is 4619 J Kg-1 K-1. 2.Fill in the balnks with a suitable word or words.

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Newton’s first law gives the idea of ……… . (2) By Newton’s second law , the acceleration is directly proportional to ……… . (3) Newton’s third law express the idea

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natural numbers. (2) The set J of all positive integers. (3) The set P of all prime numbers. (4) The set A of all positive integers that lie between 1 and 13. (5)

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) given in the bracket. (7 marks) (a) Proteins is ( polymer, copolymer, monomer). (b) The molecule of (NH3, ClF3, BCl3) does not deviate octet rule. (c) The volume

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ClF3, BCl3) does not deviate octet rule. (c) The volume of the gas decreases (rapidly, slowly, regularly) with regular decrease of temperature. (d) The anhydrous

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ClF3, BCl3) does not deviate octet rule. (c) The volume of the gas decreases (rapidly, slowly, regularly) with regular decrease of temperature. (d) The anhydrous

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. In the equation s =v0t + 1/2at2 ,s,v0 and a are magnitudes of the respective vector quantities. Write down the equation in vector form. A vector of magnitude 5