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    Physics Solution

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    UNITS‚ PHYSICAL QUANTITIES AND VECTORS 1 1.1. IDENTIFY: Convert units from mi to km and from km to ft. SET UP: 1 in. = 2.54 cm ‚ 1 km = 1000 m ‚ 12 in. = 1 ft ‚ 1 mi = 5280 ft . ⎛ 5280 ft ⎞⎛ 12 in. ⎞⎛ 2.54 cm ⎞⎛ 1 m ⎞⎛ 1 km ⎞ EXECUTE: (a) 1.00 mi = (1.00 mi) ⎜ ⎟⎜ ⎟⎜ ⎟⎜ 2 ⎟⎜ 3 ⎟ = 1.61 km ⎝ 1 mi ⎠⎝ 1 ft ⎠⎝ 1 in. ⎠⎝ 10 cm ⎠⎝ 10 m ⎠ 1.2. ⎛ 103 m ⎞⎛ 102 cm ⎞ ⎛ 1 in. ⎞⎛ 1 ft ⎞ 3 (b) 1.00 km = (1.00 km) ⎜ ⎟⎜ ⎟⎜ ⎟⎜ ⎟ = 3.28 × 10 ft 1 km ⎠⎝ 1 m ⎠ ⎝ 2.54 cm ⎠⎝ 12 in. ⎠ ⎝ EVALUATE: A mile is

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    Physics Problems

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    2a Homework 08 - Solutions You need a 45 Ω resistor‚ but the stockroom has only 20 Ω and 50 Ω resistors. How can the desired resistance be achieved under these circumstances?" " A. Put one 50 Ω and one 20 Ω resistor in parallel and then put that combination in series with a 20 Ω resistor." B. Put two 50 Ω resistors in series and then put that combination in parallel with a 20 Ω resistor." C. Put one 50 Ω and one 20 Ω resistor in series and then put that combination in parallel with

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    Experiment 15 Title: Equilibrium studies Objective: 1. To study the effect of concentration and temperature changes on equilibrium. 2. To predict the direction of the net reaction in an equilibrium system by Le Chatelier’s principle. Results: Part 1 (a): Effect of temperature changes on equilibrium Cu(NO3)2 (aq) Cu(NO3)2 (s) The color of the solution = dark blue with precipitate When placed in water bath 60oC When placed in ice bath The level of the solid

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    terminal speed without the pilot changing any controls 5. The effect of the weight of the helicopter on terminal speed Over the summer you need to carry out your research in preparation for the controlled assessment you will be completing it for Physics in September. You must make sure that you include: Relevant information from at least 6 sources All your sources identified in the text All information presented clearly and ready to be written up A full bibliography Consider the reliability of the

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    The Physics of Rainbows

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    The Physics of Rainbows                    As we are coming down to the final weeks of winter‚ the days are getting longer‚ and it is slowing starting to warm up. We are all looking forward to springtime‚ with its promises of flowers and rain.  Along with this rain brings reminders of rainbows.  As Donald Ahrens says in the Meteorology Today magazine‚ “rainbows are one of the most spectacular light shows observed on earth (About).”  In fact‚ one of the best ways to view a rainbow at it’s utmost

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    Physics: Speed

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    PHYSICS WORK SHEET - 2 CLASS – IX LESSON : MOTION 1. Analyze the following situation and answer the following questions. A circular track has a circumference of 3140m with AB as one of its diameter. A man riding a scooter moves from A to B along the circular path with a uniform speed of 10 m/s. a) Distance covered by the man b) Displacement of the man c) Time taken by the man in reaching from A to B. 2. A car starting from rest moves with a uniform acceleration of 0.1 m/s2 for 2 minutes. Find the

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    Equilibrium Essay How does Equilibrium fulfil the conventions of a dystopic text? In what way does it subvert them? 1000-1500 words. A dystopia is a futuristic and technologically advanced oppressive world with an overbearing totalitarian government who maintain strict authoritarian control over its population. Dystopia’s are often concealed as utopias since everybody appears to be equal and life appears to be fair‚ but in reality freedom is greatly restricted under a dystopia. Kurt Wimmer’s Equilibrium

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    Chemical Equilibrium ------------------------------------------------- ------------------------------------------------- RESULTS AND DISCUSSION A. Iron-Silver Equilibrium In studying equilibrium between iron and silver‚ 0.10 M FeSO4 and 0.10 M AgNO3 were used. The balanced equation for the reaction is: FeSO4 (aq) + 2 AgNO3 (aq) ↔ Fe(NO3)2 (aq) + Ag2SO4 (s) It has a net equation of: Fe2+(aq) + Ag+(aq) ↔ Fe3+(aq) + Ag(s) This part of the experiment

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    Physics Today

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    PHY 305/601 Classical Mechanics Assignment No. 1 1. Consider a particle of mass m constrained to move on a frictionless cylinder of radius R‚ given by the equation ρ=R in cylindrical polar coordinates (ρ‚ φ‚ z). Besides the force of constraint‚ the only force on the mass is force F=-kr directed toward the originUsing z and φ as generalized coordinates find the Lagrangian L‚ solve Lagrange’s equations and describe the motion. 2. Show that the kinetic energy of any holonomic mechanical system has

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    TOPIC - 2 DEMAND‚ SUPPLY AND MARKET EQUILIBRIUM The term ‘price’ has a great relevance in economics. In ordinary usage‚ price is the quantity of payment or compensation given by one party to another in return for goods and services. It is generally expressed in terms of units of some form of currency. But how does a product sell for a certain price‚ what constitutes the price of a product and how is the price determined is the bigger question. In economics‚ for a competitive market

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