𑁍𝗣𝗛𝗬𝗦𝗜𝗖𝗦𑁍 1:WHEN A FORCE IS EXERTED ON A BODY AND THE BODY DOES NOT MOVE IS CALLED? ANS: RIGID BODY 2:HEAT REQUIRED TO INCREASE TEMPERATURE BY 1 KELVIN IS CALLED ANS: SPECIFIC HEAT 3: SPLITTING A VECTOR INTO TWO COMPONENTS IS CALLED ANS: RESOLUTION 4: MERCURY IS USED AS THERMOMETRIC MATERIAL BECAUSE IT HAS ANS: ALL THE ABOVE PROPERTIES 5:FORCE ID DIRECTLY PROPORTIONAL TO THE PRODUCT OF MASSES AND INVERSELY PROPORTIONAL TO THE SQUARE OF DISTANCE. ANS : GRAVITATION LAW 6: DENSITY OF MERCURY IS ANS 13600kgm-3(kgm k oper minus 3) 7: 1KW=? ANS:10^3(10 ki power 3) 8:ZEROS BETWEEN TWO SIGNIFICANT FIGURES ARE ALSO SIGNIFICANT. MASS 1KG ANS: 1 NEWTON THE MASS OF EARTH IS ANS: 6x10(ki power 24)kg 𑁍𝗠𝗔𝗧𝗛𝗦𑁍 1: Equation: x - iy + 4 = 1 - 3i Answer: (-3, 3) 2 : Which polygon has only one right angle? ANSWER: Triangle 3: mAB + mBC ANSWER: > mAC 4: cosθ . tanθ = ? Answer: Sinθ 11: [0 0] [0 0] is called ____ matrix Ans: Null 12:cosec²θ - cot²θ = ? Ans: 1 In a:b ; a is called Ans:Antecedent ax + by - ay - bx = (a-b)(x-y) Ans:equal as ka jawab udher equal ni tha none of lagana tha The largest chord which divides circle in two equal parts. Ans: Diameter Midpoint cuts in ___ points Ans: 2 A ray has ___ end points. Ans: 1 Simplify a/9a²-b² + 1/3a-b Ans: 4a+b/9a²-b² A set having finite number of elements is called Ans: Finite Set 1 + Cot²θ = ? Ans: Cosec²θ