... Electronics (A-level only) (page 62 ) 2.2 AS Assessments Paper + Paper What 's assessed What 's assessed Sections 1 – 5 Sections 1 – 5 Assessed Assessed •• written exam: hour 30 minutes •• 70 marks •• ... A-level Assessments Paper + Paper + Paper What 's assessed What 's assessed What 's assessed Sections 1 – 5 and 6. 1 (Periodic motion) Sections 6. 2 (Thermal Physics), and Section A: Compulsory section: ... skills and data analysis Assumed knowledge from sections to 6. 1 Section B: Students enter for one of sections 9, 10, 11, 12 or 13 Assessed Assessed Assessed •• written exam: hours •• 85 marks...
... 44 Hình 2.7 : Mơ tả tổng qt 45 Hình 2.8 : Mơ tả tổng qt phần thứ 46 Hình 2.9 : Tùy chọn soạn thảo trang web 46 Hình 2.10 : Màn hình soạn thảo trang web 47 Hình ... 47 Hình 2.12 : Tùy chọn soạn thảo Hot Potatoes 48 Hình 2.13 : Soạn thảo tập với Hot Potatoes 48 Hình 2. 14 : Một phần giao diện phần thứ hai 49 Hình 2.15 : Soạn thảo ... nghiệm s phạm 63 3.3 Phương pháp thực nghiệm s phạm 63 3.3.1 Chọn mẫu .63 3.3.2 Phương pháp tiến hành 63 3 .4 Đánh giá kết thực nghiệm s phạm 64 3 .4. 1...
... have expressed a double integral as an iterated integral, we can then evaluate it by calculating two single integrals INTRODUCTION Suppose that f is a function of two variables that is integrable ... dx ∫ h( y ) dy since ∫ b a g ( x) dx is a constant Equation ITERATED INTEGRALS Hence, in this case, the double integral of f can be written as the product of two single integrals: b d a c g ( ... ITERATED INTEGRALS Example ITERATED INTEGRALS Example ITERATED INTEGRALS To be specific, suppose that: f(x, y) = g(x)h(y) R = [a, b] x [c, d] ITERATED INTEGRALS Then, Fubini s Theorem gives: d b c...
... continuously with time, as does a person s height 1.5 P5 CONTINUITY However, discontinuities occur in such situations as electric currents See Example in Section 1.3, where the Heaviside function ... 1.5 P6 Example Figure shows the graph of a function f At which numbers is f discontinuous? Why? 1.5 P7 Example SOLUTION It looks as if there is a discontinuity when a = because the graph has a ... f is discontinuous at a (or f has a discontinuity at a) if f is not continuous at a Physical phenomena are usually continuous For instance, the displacement or velocity of a vehicle varies...
... FUNCTIONS FROM OLD FUNCTIONS In this section, we: Start with the basic functions we discussed in Section 1.2 and obtain new functions by shifting, stretching, and reflecting their graphs Show ... TRANSLATIONS Let s first consider translations If c is a positive number, then the graph of y = f(x) + c is just the graph of y = f(x) shifted upward a distance of c units This is because each ... graphs of certain related functions This will give us the ability to sketch the graphs of many functions quickly by hand It will also enable us to write equations for given graphs TRANSLATIONS...
... solution An isosmotic solution has the same osmotic pressure as the solution inside the cell – as a result there is no net the flow of water into or out of the cell Colloids • a colloidal suspension ... suspension is a heterogeneous mixture in • which one substance is dispersed through another most colloids are made of finely divided particles suspended in a medium the difference between colloids ... properties are properties whose value depends only on the number of solute particles, and not on what they are Vapor Pressure Depression, Freezing Point Depression, Boiling Point Elevation, Osmotic...
... energy Question: What is heat energy? The answer is a bit longer In Thermodynamics we deal with quantities which describe our system, usually (but not always) a gas Volume, Temperature, Pressure, ... Celsius Scale is -273°C The Kelvin Scale just takes this value and calls it 0K, or absolute zero Note: the “size” of 1K is the same as 1°C To convert from C to K just add 273 K=C+273 When you use ... Pressure: Force Pressure = Area Demonstrations: Balloons, Bed of Nails, Magdeburg hemispheres Example 120 lb woman putting all her weight on 2in2 of heals Pressure = 120 lb/2in2 = 60 ...
... Figure 4, for use with this question, is printed on page You may wish to detach this perforated sheet before starting Question 2(a) (a) (i) Make suitable measurements to determine p, the spacing ... 2 Section A Do not write outside the box Task Follow the instructions given below Answer all the questions in the spaces provided No description of the experiment is required You are to use ... OF QUESTIONS Turn over ᮣ WMP/Jun10/PHA3/B3/X 10 There are no questions printed on this page DO NOT WRITE ON THIS PAGE ANSWER IN THE SPACES PROVIDED WMP/Jun10/PHA3/B3/X 11 There are no questions...
... a switch S Connect the voltmeter in parallel with the resistor by attaching the clips P and Q to the exposed legs of the resistor, as shown in Figure Figure switch S clip P 2.2 Ω resistor V wire ... divider 30 C2 40 32 switch S 340 C1 12 0 14 22 160 180 200 fixed resistor control knob of rotary potential divider at the centre of the scale You are provided with six resistors of known resistance ... has been made Table SWG number resistance per metre of wire / Ω m–1 tinned copper manganin constantan chromel nichrome 16 0.00831 0.200 0.2 34 0.337 0.517 20 0.0 263 0 .63 3 0. 747 1.07 1 . 64 22 0. 043 4...
... manganin constantan chromel nichrome 16 0.00831 0.200 0.2 34 0.337 0.517 20 0.0 263 0 .63 3 0. 747 1.07 1 . 64 22 0. 043 4 1.05 1.23 1. 76 2.70 24 0.0703 1 .69 2.00 2.85 4. 37 28 0.155 3. 74 4 .41 6. 30 9 .66 30 0.221 ... is contained in the JCQ document Suspected Malpractice in Examinations and Assessments: Policies and Procedures The Examinations Officer should give copies of the Instructions to Supervisors ... the successful working of the experiment but it is advisable to discuss these with the Assessment Advisor or with AQA A written explanation of any such modification must be given in the Supervisor’s...
... be used to calculate the stiffness of the strip of transparent sheet (6 marks) (b) In Section A Task you used a plastic metre ruler Explain why it is not sensible to measure the stiffness of ... provided by the centre Section A Task Question No information is required Question 2(a) No information is required Section A Task Question No information is required Supervisor s Signature Centre ... may be required for the successful working of the experiment but it is advisable to discuss these with the Assessment Adviser or with AQA A written explanation of any such modification must be given...
... marks) (c) Using the same apparatus as in part (a), a student designs a different experiment in which energy is absorbed The apparatus is to be arranged as shown in Figure so that when at the equilibrium ... WMP/Jun11/PHA6/B6/XPM1 11 There are no questions printed on this page DO NOT WRITE ON THIS PAGE ANSWER IN THE SPACES PROVIDED WMP/Jun11/PHA6/B6/XPM1 12 There are no questions printed on this page DO ... investigate how the amplitude of a simple pendulum diminishes as its energy becomes absorbed by the surrounding air A golf ball is suspended from a string to form a simple pendulum Do not adjust...
... is contained in the JCQ document Suspected Malpractice in Examinations and Assessments: Policies and Procedures The Examinations Officer should give copies of the Instructions to Supervisors ... a single stack on top of the solar cell to produce different thicknesses of the glass The student plots a graph of his results, as shown in Figure Note that N = number of glass microscope slides ... write outside the box A student adapts the experiment to investigate how light is absorbed by glass The student uses a varying number of glass microscope slides (up to a maximum of 20 slides) placed...
... Let us consider(xem xét) the first situation Since one of images is 5.00m away, it is clear that one of the lens surface is flat For rays passing through such a lens, the lensmarker s equation ... Combining(kết hợp) the equations givens: 4 R t 16m New Words: • balloon: khí cầu • pressure: áp suất (atmospheric pressure: áp suất khí quyển) • material: vật liệu • (to) burst: nổ • density: mật ... range corresponds to an elevation angle θ of 45 0 Thus, from Eq (2) v2 822 R = sin 2θ = sin ( 2 .45 0 ) = 69 0m g 9,8 As the pirate ship sails away, the two elevation angle at which the ship can bi...
... structure So s nh cà tính từ : a So s nh : *Tính từ ngắn :S1 + be(chia ) + adj er + than + S2 *Tính từ dài : S1 + be + more + adj + than + S2 b.So s nh : * Tính từ ngắn : S + be + The +adj est * ... A.Review structures: Tenses Thì đơn: + S + V (s/ es) + O S + V(chia) + O - S +dont / doesnt + V(inf) +O ? Do /does + S + V(inf) ? Cách dùng :diển tả hành động , thói quen thờng xảy Trạng từ : Every ... phản xạ HR tơng ứng 18 Cho đặt điểm s ng S1 , S2 trớc GP ///////////////////////////// a) Hãy vẽ ảnh điểm tạo gơng b) Vẽ chùm tia tới chùm tia phản xạ tơng ứng xuất phát từ S1 , S2 c) Để mắt vùng...
... two main types of musical sound sources: producing sounds using strings (stringed instruments), and producing sounds using air columns (wind instruments) When a stretched string is stimulated by ... frequencies present us different sound senses Those sounds that have a high frequency is called high-pitch sounds or treble Those sounds that have lower frequency is called low-pitch sounds or ... Below are speeds of sound in some substances: Solid and liquid (t = 20oC) Gas (in atmospheric pressure) Carbonized steel 6, 100m /s Air (t = 0oC) 332 m /s Iron 5,850 m /s Steam (t = 135oC) 49 4 m /s Rubber...
... PHYS124E 40 40 120 Cơ s vật lí PHYS125E 2b 40 40 120 Cơ s vật lí PHYS224E 40 40 120 Cơ s vật lí PHYS225E 4 40 40 120 Cơ s vật lí PHYS314E 40 40 22 23 24 25 26 120 26 Các học phần thực hành ... MỘT S KẾT QUẢ Kết đào tạo: - Hệ quy: Đào tạo 5780 cử nhân - Hệ không quy: Đào tạo 1 862 cử nhân - Sau đại học: Đào tạo 60 tiến s 10 26 thạc s Quy mô đào tạo nay: - Hệ cử nhân quy: 13 lớp với ... học lượng tử PHYS317E 45 30 34 34 Tin học vật lí PHYS415E 20 50 36 36 Ứng dụng tin học dạy học VL 37 PHYS416E 15 30 28 37 Các học phần vật lí Học Mã TT Tên học phần kỳ học phần S Tín Tự học Lên...