Phase Change Lab Ha Min Noh Ms. D Chemistry February 6‚ 2016 Question How does time relate to the change in temperature of H2O as it changes phases from ice to water to gas? Hypothesis If the time which H2O stays on the hot plate increases‚ then the temperature of H2O will increase and the phases from ice to water to gas will change because the heat is a source of energy to change the physical states. Background Ice is a solid form of H2O and water is a liquid form of H2O. The gas form of H2O
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value restrictions: 1. R1 should be within the range ( 2 K R1 20 K ). 2. VC should be within range ( 3 V VC V ). 4 3. f o should be below 1MHz. 4. V should range between 10 V and 24 V. Example 1:For the circuit shown in Fig.(2)‚ R1 = 10 KΩ and Find: 1. The control voltage VC . 2. The free running-frequency f o . C1 =820 pF‚ Fig.(2) Connection of 566 VCO unit. 3 Solution: 1. VC R3 10 K V (12V ) 10.4V 1.5 K 10 K R2 R3 2. Using equation (1) yields:
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around you just like the Moon orbits Earth. * As you turn‚ you’ll see the ball go through phases just like the Moon. Understanding Questions Directions: Answer the following questions in complete sentences. One to two sentences will not suffice. 1. Write down what your observations as you look at the ball at different positions in its orbit around your head. The ball goes thru the same phases that the moon would go through. The way I started would be the same as the full moon (the ball
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Tracking(locked) ABSTRACT We were assigned to build a phase locked loop frequency synthesiser. The purpose is to help students to gain experience in hardware construction‚ coordinated teamwork and project management. The design uses 74HC4046‚ a PLL integrated circuit (IC) made from CMOS technology A PLL is a closed loop frequency system that locks the phase of an output signal to an input reference signal. The term “lock” refers to a constant or zero phase difference between two signals. The signal from
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What is Business Architecture? (As per TOGAF definition) According to TOGAF‚ Business Architecture describes the product and/or service strategy‚ and the organizational‚ functional‚ process‚ information‚ and geographic aspects of the business environment. How is Business Architecture scoped? The way in which the business architecture is scoped depends on a number of factors. In some cases‚ the key elements of the business architecture may be done in other activities‚ such as the enterprise
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Phase Change Lab Report by Dylan Norford Abstract: The purpose of this experiment is to study the energy changes associated with the phase changes of water. In this experiment we know the water is gaining energy so we know the heat is going to be positive and we can use the equation MCΔT to find the energy change. The specific heat will be 1 and we just have to measure the water to find the mass and take the temperature before and after we start to find the energy change. Background: The science
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racing ahead. The process of NPD is crucial within an organization. Products go through the stages of their lifecycle and will eventually have to be replaced There are seven phases of new product development. The approach of the three companies to NPD will be analyzed in relation to the NPD phases as discussed briefly below: Phase 1: Idea generation New product ideas have to come from somewhere. But where do organizations get their ideas for NPD? Some sources include: • Within the company i.e. employees
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demographic transition. * Describe the 4 phases of demographic transition‚ including if the population is stable‚ growing‚ or declining in each. · * According to demographers‚ what factors lead to a decline in the crude birth rates (CBR) and crude death rates (CDR) in the epidemiologic and fertility phases of the demographic transition? · * Briefly describe three living conditions and/or environmental impacts in developed countries that have reached phase IV‚ and contrast them with these conditions
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[Type the company name] PM Project Case Study on The Delhi Metro Project Phase I [Type the author name] [Pick the date] The Delhi Metro Project: Saga of an Effective Project Management Introduction: “Everyone who has traveled by the Delhi Metro wants one in his or her city. Today‚ there is a national resurgence in public interest in urban public transport” Dr. Manmohan Singh‚ Prime Minister of India‚ in 2006 The need for a reliable public transportation was felt in Delhi for
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Evaluation of using two-phase frictional pressure drop correlations for normal gravity to microgravity and reduced gravity Xiande Fang ⇑‚ Honggang Zhang‚ Yu Xu‚ Xianghui Su Institute of Air Conditioning and Refrigeration‚ Nanjing University of Aeronautics and Astronautics‚ 29 Yudao St.‚ Nanjing 210016‚ China Received 8 May 2011; received in revised form 15 August 2011; accepted 5 September 2011 Available online 19 October 2011 Abstract The calculation of two-phase frictional pressure drop (TPFPD)
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