**Q1 if $$ F = ma �??mg sin Ө$$ and $$ a = -g sin Ө $$ what does the negative sign indicate ?**

**Q2 The simple pendulum has its equilibrium position at the __________.**

**Q3 When ploting graph the following condiction is considered except ______________ .**

**Q4 When ploting a graph what do we consider first ?**

**Q5 we can better visualise the functional relationship between two physical quantities by ___________**

**Q6 Given distance S = 0.63 ± 0.02 m and time T = 0.63 ± 0.02 m obtain fractional error in velocity V ?**

**Q7 which of the following is not a source of random error ?**

**Q8 In most of the physics experiments our objective is to determine ________________.**

**Q9 When is a digit said to be significant**

**Q10 When measuring intersteller distances, we use __________, numbers**

**Q11 While measuring interatomic distances, we use __________,` numbers**

**Q12 ________ is define as the ratio of possible error to the total measurement.**

**Q13 A measurement of 5.32 cm and 5.3 cm, which is more precise ?**

**Q14 the instruments having smaller units of measure will give more________________.**

**Q15 The _____________ is thus due to inherent imprecision in measuring devices.**

**Q16 the ________ nature of measurement let us reflect on the process of measurement of length.**

**Q17 One of the following is a cause of error in experimental measurement**

**Q18 The negative sign in hooks law signifies ____________**

**Q19 How does a spiral spring behave like an elastic material?**

**Q20 __________ is allowed to dangle freely on the working bench in specific gravity experiment.**

**Q21 Pour out the __________ and clean it again with the_______________and dry**

**Q22 Weigh the_________, _________ and the__________ all together**

**Q23 Fill the bottle with ___________ whose relative density is to be determined**

**Q24 Weigh the bottle and stopper empty by using the __________ and record this mass as m1.**

**Q25 Clean the bottle and stopper with_____________ and dry it by using a hot air drier.**

**Q26 ____________ helps to achieve Q77 above?**

**Q27 The volumes of the liquid and the water are made to be equal by using the ____________ .**

**Q28 _______ is defined as the ratio of the mass of the liquid over the mass of an equal volume of water?**

**Q29 The relative density of a liquid is defined as _______________**

**Q30 State one material needed for the Determination of relative density of kerosene using the specific gravity bottle.**

**Q31 What can we obtain by plotting the graph of SinӨ on vertical axis against CosӨ on the horizontal axis,**

**Q32 Attaching different weights on the wooden block can ___________ the wooden block.**

**Q33 the coefficient of friction p, is the coefficient of friction p, is defined as _________.**

**Q34 The normal reaction R on the inclined plane is _________ .**

**Q35 The limiting frictional force (Fr) is equal to __________ .**

**Q36 The ________, which enables the wooden block just to glide, is then noted.**

**Q37 By gradually raising the upper board______________is made between the upper and lower boards.**

**Q38 On top of the upper board is placed a _________ .**

**Q39 The inclined plane is made up of________________ hinged at one end.**

**Q40 what is the other way to determine the coefficient of static friction?**

**Q41 In an experiment to determine the surface tension of water by rise in a capillary tube, one of the following is a proceedure to follow.**

**Q42 _______ and ________ are the clearing fluids required for the Determination of surface tension of water by rise in a capillary tube.**

**Q43 Which of the apparatus is not needed for the determination of acceleration due to gravity by means of simple pendulum from inaccessible height.**

**Q44 which of the following is the equation of the restoring force.**

**Q45 Which of the apparatus is not needed for the determination of acceleration due to gravity g.**

**Q46 Determine the error of sine of 90°, when the error in the angle is 0.5°.**

**Q47 Compute the error in the sine of 30° ± 0.5°.**

**Q48 Find the error propagation in the following length L1 = 1.746 ± 0.010 m & L2 = 1.507 ± 0.010 m**

**Q49 what is precision index of the values in question (33) above**

**Q50 What is the average value of the following length 11=135.0cm,/2=136.5cm,13=134.0 cm, /4=134.5 cm**

**Q51 The following are types of systematic error except ____________**

**Q52 Which of the following is a type of error**

**Q53 what is the least count of a screw gauge?**

**Q54 what is the least count of a vernier caliper?**

**Q55 what is the least count of a meter scale?**

**Q56 Scientific measurements are usually expressed by using ________**

**Q57 subtract 2.11 from 2.1546**

**Q58 Divide 9.5362 by 3.2**

**Q59 Multiply 2.3 by 1.23**

**Q60 Write this in scientific notation 0.00000000000000000000003g**

**Q61 From relative error, which of the following is more accurate**

**Q62 Which of the following measured values are more precise**

**Q63 Which of the following measured values are more precise.**

**Q64 what possible could occur when measuring the length of a substance**

**Q65 What kind of error occure due to faulty measuring instrument.**

**Q66 Why are experimental result inexact**

**Q67 What determine the values of an experimental data/result**

**Q68 When carrying out scientific experiment the values are recorded as _________**

**Q69 Non-linear equation are inform of _________**

**Q70 Which of the equations discribed the graph passing the origin.**

**Q71 The equation that relate anwser to question one above is _________**

**Q72 If the graph produced is a straight line, then the relationship is described as _______**

**Q73 Graphs are _________ ways of showing how two physical measurements are related.**

**Q74 The following are examples of a non-linear graphs except**

**Q75 Which of the following is the best equation of a non-linear graph**

**Q76 Which of the following is the best equation of a linear graph**

**Q77 The following are types of graphs except**

**Q78 How do we determine the relationship between two variables**

**Q79 The following is an example of fundamental quantities except _________**

**Q80 The Physics Practical is to enable us determine some physical constants except __________**