Pascal’s Law is the main principle behind all hydraulic systems. It is stated pressure is an enclosed container is transmitted equally and undiminished to all parts of the container and acts at right angles to enclosed walls. The size‚ shape and volume is irrelevant. There are two main equation in equations in hydraulic system these are applied in order to calculate the parameters. (1) Force (N) = [(Area) (m2)] X [(Pressure) (Pa)] Using the above equation any of the variables can be found As per
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Three things are usually required for a chemical explosion: a chemical reaction that occurs very rapidly‚ a large increase in gas pressure‚ and a confined-reaction vessel in which the pressure of the gaseous products can increase to a point that the gases break violently out of the container. In this chemistry and physics science fair project‚ you will use the combustion of ethanol to provide energy for a small explosion. The chemical equation that describes the combustion of ethanol is shown below
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digital gas permeameter). In addition‚ the gas flow expressed by the Darcy’s equation which relates volumetric flow and pressure drop with the properties of the fluid and media. The permeability is the production capacity of hydrocarbon reservoirs because it measure of how a reservoir fluid moves through the interconnected rock pores. It is usually measured at a confining pressure of about 300 to 400 psi on both horizontal and vertical core plugs. Permeability information play a role in determining
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Martin | Bottle Rockets | Table of Contents This extended investigation serves to examine and evaluate the physical forces that affect the flight of a bottle rocket. This will be accomplished by altering the water levels and the level of air pressure (psi) within the rocket will be altered‚ and tested‚ to further understand the mechanics of bottle rockets. Introduction Rocket flight has long been at the forefront of the human race’s exploration of our universe. This undeniable fact makes it
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at a constant pressure and (b) at constant temperature. (c) What is the temperature at the end of the process in (a)? (d) What is the pressure at the end of process in (b)? (e) Show both processes in the p-V plane. Problem 2: The temperature of an ideal gas at an initial pressure p1 and volume V1 is increased at constant volume until the pressure is doubled. The gas is then expanded isothermally until the pressure drops to its original value‚ where it is compressed at constant pressure until the volume
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Vacuum Technology Nagamitsu Yoshimura Vacuum Technology Practice for Scientific Instruments Dr. Nagamitsu Yoshimura 3-22-75 Fujimoto Kokubunji‚ Tokyo 185-0031 Japan ISBN 978-3-540-74432-0 Library of Congress Control Number: 2007933832 c 2008 Springer-Verlag Berlin Heidelberg e-ISBN 978-3-540-74433-7 This work is subject to copyright. All rights are reserved‚ whether the whole or part of the material is concerned‚ specifically the rights of translation‚ reprinting‚ reuse of illustrations
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ratio as follows: 1 H2(g) to 2 e- Reduction (at the cathode) (1) 1 O2(g) to 4 e- Oxidation (at the anode) (2) The moles of electrons can be expressed as a rearrangement of the Ideal Gas Equation: Ne = PV/RT (3) Where P = pressure in atm‚ V = volume in L‚ R = Gas Constant of 0.08206 atm mol-1 K-1 and T = temperature in Kelvin The actual electronic charge of water will be calculated as follows: e- = it/NeN x the stoichiometric ratio (1) or (2) above Where
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H2O/ (±0.05°C) 18‚0 18‚5 19‚0 Temperature of H2O/ (±0.05K) 291‚2 291‚7 292‚2 101‚40 101‚40 101‚40 Higher Water Level (±0.05cm) 21‚5 24‚5 28‚5 Lower Water Level (±0.05cm) 12‚5 11‚0 13‚5 Pressure of Atmosphere/ (±0.005kPa) * The temperature is converted to Kelvin from Celsius for the significance of this lab. ! Qualitative Observation ! I. Bubbles that vary in sizes form from the copper (Cu) coiled magnesium (Mg) travel upwards
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design‚ properties and functioning. Effect of various factors like seal balance‚ face pressure‚ temperature and lubrication on performance of seal and probable causes of seal leakage with their corrective action has also been described. Mechanical seals arrest the leak from shaft where it comes out of the casing. They work satisfactorily to seals almost any liquids‚ operate under full vacuum to 80 Bar pressure and temperature from 100 to 840oC. It can handle shaft speeds up to 3600 RPM and special
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Jessica Salazar Salazar1 Mrs. Gurtin English 1B March 20‚ 2013 Lunch should be longer Many people have trouble getting lunch on time. The lines are too long and take forever. We end up waiting in line for ten minutes and end up shoving people to get to the font of the line so we can have enough time to eat our lunch. Lunch at Century High School is twenty four minutes long; however lunch is too short and should be forty five minutes long. Classes are
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