sthinzar (38)in #feely • 6 years agonaing lu maDefine the following terms. (8 marks) (a) Electron affinity (b) Gay-lussac’s law of oxidation number (c) Molarity (d) Electrolysis (e) Reduction in terms of oxidation…sthinzar (38)in #lef • 6 years agowwg dn. 2 B. 1 C.2/π D.1/π E.1/2 An arc PQ subtends an angle of 120° at the centre of a circle of radius 1 cm. The length of arc PQ is A. 120 cm B. 60 cm C.…sthinzar (38)in #fpd • 6 years agoseemoyExercise 1.3 M = {x/x is an integer , and -3sthinzar (38)in #doei • 6 years agonaweil laya _____ quantity. (15) Velocity has both _____ and direction. (16) The rate of change of distance travelled is called _____ . (17) Uniform motion is motion with _____…sthinzar (38)in #xmr • 6 years agomonth mathcomponent is ……… . Key>>> 1.vector 2. force 3. zero 4.force 5. vector component 6.opposite 7.cector 8.…sthinzar (38)in #anak • 7 years agomyauk khin(Answer ALL Questions) 1.Write TRUE or FALSE for each of the following statements. (7 marks) (a) A metallic bonding is observed in metals. (b) One molecule of hydrogen…sthinzar (38)in #jme • 7 years agodsli sl. A unit is a ……….. quantity. 2.standard Mass is a ……..quantity. 3.basic 4.Area is a ……….quantity. 4.derived 5.The British system is also called the ……. system.…sthinzar (38)in #taung • 7 years agojkh8i jthe following statement True (or) False? (1) There are two types of motion. (2) Uniform motion is motion at constant speed. (3) Average velocity is a vector quantity. (4)…sthinzar (38)in #mdon • 7 years agokoshos dmiFrom the following equation, identify oxidizing and reducing agents .Give reason for your answer. 2H2O + 2Br2 → O2 + 4HBr (f) Which elements (s)…sthinzar (38)in #mse • 7 years agoeosnnsspeed 22.grater 23.velocity 24. acceleration 25.distance Are the following statement True (or) False? (1) There are two types of motion. (2) Uniform motion is motion…sthinzar (38)in #taunf • 7 years agolpc sjf s28.The distance between the origin and the point (-5,12) is A.5 B.12 C.7 D.13 E.17 △ABC has vertices A(0,7), B(5,-5) and C(10,7). The area of △ABC is A.50…sthinzar (38)in #mcp • 7 years agomoein msctime 19. balance 20. 〖10〗^(-3) 21.smallest clock 23. 2 × 〖10〗^8 s 24. Mathematics 25. 3.17×〖10〗^7…sthinzar (38)in #ashi • 7 years agomath8bhisaxviii)Deoxyribonucleic acid is normally a ………. molecule with capacity for self-replication . (xix) The selection done by man is called ………..selection. (xx) Animal in an…sthinzar (38)in #bmc • 7 years agouooper 7j20.If log_10x<0 , then A. x<0 B.-11 If log_10x=0.35, then log_10√x=………. A. -1.75 B.-0.175 C. 0.175 D. 3.5 E. 0.7 Simplify (log√x+log〖x^(3/2)…sthinzar (38)in #lac • 7 years agomoin laki9 B.10 C.11 D.12 E.13 Given that the class interval is 34-38. Which of the following is (are) true? The class limits of the interval are 34 and 38. The…sthinzar (38)in #slc • 7 years agosoemoe thub^2 B.4a+2b C.8ab D. a^2 b^2 E. None of them 3+log_25=…….. A.log_240 B.log_24 C.log_2150 D. log_215 E.log_260 log0.01=……… A. 2 B. -2…sthinzar (38)in #jow • 7 years agojoejoe) Displacement has only magnitude. (15) Speed is a vector quantity. (16) Average velocity has only direction. (17) Acceleration is the rate of change of speed. (18) Average…sthinzar (38)in #mec • 7 years agomatng6The mean of five numbers is 10 and the mean of two of them is 13. The mean of the remaining three is A. 7 B.8 C. 12 D.23 E.24 There are seven numbers arranged in…sthinzar (38)in #mxp • 7 years agomoinnay l.3/2 B.2/3 C.5/27 D.3/25 E. 5×27 10.If x=log_ba,y=log_cb,z=log_ac, then xyz=………… A. 0 B. 1 C.-1 D. abc E. a+b+c If log2=a, then =……. A.a^2…sthinzar (38)in #thay • 7 years agonlonin mthayA quadrilateral has as vertices the points M(a,b), N(c,d), Q(c+d,e), P(a+d,e). Find the slope of each side. C is the mid-point of AB, A if the point (-3,-2), and B is the…