• Determination of Energy Balance
    to as internal reforming. The air pressure needs to be elevated from ambient pressure up to a level which depends on the operation pressure and the pressure drop in the complete system. This can range from a gauge pressure of 100 mbar to several bars. The power of the fuel cell stack generally...
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  • statement of purpose
    (neglecting losses due to resistance or other manufacturing and physical factors) will be predictably computed by the general formula: V2/V1=N2/N1. And transformer can also be defined as A transformer is an electrical device which is used to convert electrical power...
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  • Corrosion and Corrsion Control
    mercurous chloride, which is only slightly soluble in potassium chloride solution, the latter filling the cell. The activity of Hg 2 + depends on the concentra2 tion of KCl since the solubility product (Hg 2 + )(Cl − )2 is a constant. Potentials on 2 the standard hydrogen scale for various KCl...
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  • Alan Tsang
    preference. The efficiency of anode highly depends on the resistance (or conductivity) of the anode, the cell resistance consists of IR resistance, diffusion polarization and activation polarization. [18] Koide, H. et al. studied the properties of the Ni/YSZ cermet anode, which is the state of the art...
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  • insulation
    product > Should be butted firmly together to prevent air movement through gaps > R value depends on the number of cells and the presence of still air layers between the batts and other materials > Double-sided reflective foil formed into an expandable concertina > Adjustable width to suit...
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  • Ovonic Unified Memory
    the application of a current pulse through a MOSFET, which drives the memory cell into a high or low resistance state, depending on current magnitude. Measuring resistance changes in the cell performs the function of reading data. OUM cells can be programmed to intermediate resistance values; e.g...
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  • Miss Fatty
    ; the functions of neurons and muscle cells depend on this difference. The plasma membrane also contains many enzymes and other components such as antigens and receptors that allow cells to interact with other cells, neurotransmitters, blood-borne substances such as hormones, and various other...
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  • Pain Stress and Illness
    experience. Types of stressor 1. Distress 2. Eustress 3. Internal 4. External 5. Developmental 6. Situational 7. Physiologic 8. Psychosocial Factors affecting impact of stressor - The response to any stressor depends on physiological functioning, personality...
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  • Corrosion Analysis on Ferrous Welded Materials
    rod and an electrolyte consisting of ammonium chloride etc., when we use the cell by short-circuiting. Fig 1.4 Metallurgy in Reverse Corrosion resistance or chemical resistance depends on many factors. Its complete and comprehensive...
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  • FreedomCar Goals
    Power –the discharge pulse power at which the usable energy is equal to the Available Energy goal for a given mode (Minimum or Maximum Power-Assist). Battery Size Factor (BSF) – for a particular cell or module design, an integer which is the minimum number of cells or modules expected to be required...
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  • Heating Effects of Electricity
    effects in the world. When electric current is passed through a conductor, it generates heat due to the resistance it offers to the current flow. The work done in overcoming the resistance is generated as heat. This is studied by James Prescott Joule and he enunciated various factors that affect the...
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  • Uninteruptible Power Supply System
    hours for which the cell can sustain a discharge of one ampere. The capacity of a cell varies according to the rate at which it is discharged. In many cells this capacity is Increased if the cell is allowed to rest in between discharge periods. When an accumulator is being charged...
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  • Pharmaceutical Microbiology
    produce a mucopeptide (peptidoglycan), which suppresses early inflammatory oedema, and related factors that suppress the chemotaxis of polymorphs. 3.1.2 Avoidance of phagocytosis Resistance to phagocytosis is sometimes associated 107 Chapter 7 with specific components of the cell wall and/or...
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  • Sort of Questions in Biology 102
    of the plant... from draught-resistance to flower color, fruit flavor and root depth. Plant growing needs: External Factors | Internal Factors | Light | Plant hormones | Carbon dioxide | Genetic factors | Water | - | Nutrients | - | Temperature | - | Humidity | - | Wind | - | Gravity...
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  • Appllication Physics
    plastic E F output V sensing device, resistance R Fig. 1.6 5 The cell of e.m.f. E and negligible internal resistance is connected in series with a fixed resistor of resistance F and the sensing device of resistance R. The output voltage V is given by V = RFR+ × E . The magnitude of the...
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  • Bacterial Biology
    these bacteria have another outer membrane, which makes the penetration of penicillin to its target more difficult. Sometimes when bacteria acquire resistance to an antibacterial agent, the cause is a membrane alteration that has made the passage of the molecule into the cell more difficult. This is...
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  • Physiology
    reticulum is involved in the packing of proteins to be secreted by the cell or to be distributed to other organelles. Smooth endoplasmic reticulum is the site of lipid and steroid synthesis and calcium accumulation. It releases calcium, which controls various cell activities. 3. Golgi...
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  • Engineering Skills
    driving force or  across the terminals of a cell is known as the terminal voltage (difference) and is measured in volts.[13] The terminal voltage of a cell that is neither charging nor discharging is called the open-circuit voltage and equals the emf of the cell. Because of internal resistance,[14...
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  • Corrosion
    are used to decrease the corrosion rate of carbon steel and alloys in various corrosive environments. The concentration of a given inhibitor needed to protect a metal will depend on a number of factors such as composition of the environment, temperature, velocity of the liquid, the presence or absence...
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  • The End
    degrade chitin, delivering carbon and nitrogen to the cells [1, 2]. In yeast and various fungi, these enzymes participate in morphogenesis – they take part in remodelling cell wall structure and daughter cell separation, and also in some pathogenesis processes [1-3]. Chitinolytic activity was found...
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