ULTRASONIC TESTING (UT) USEFUL FORMULAE 1. Velocity of Ultrasonic Waves in a medium (V) = f x l OR W here f = Number of cycles per second is called frequency. Measured in ‘Hertz’. Abbreviated as ‘Hz’. One Hertz is equivalent to One cycle per second l = Distance covered in one cycle is wavelength V= Velocity of Ultrasonic wave inside the medium in ‘mm/s’ 2. A coustic Impedance (Z) = V x r W here: Z= Acoustic Impedance r= D ensity V= Velocity 3. R eflection Coefficient
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14. If x has the probability distribution f(x) = 12x for x = 1‚2‚3‚…‚ show that E(2X) does not exist. This is famous Petersburg paradox‚ according to which a player’s expectation is infinite (does not exist) if he is to receive 2x dollars when‚ in a series of flips of a balanced coin‚ the first head appears on the xth flip. 17. The manager of a bakery knows that the number of chocolate cakes he can sell on any given day is a random variable having the probability distribution f(x) = 16 for x =
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1) 0.069 mol MgSO4/ 0.015 mol H2O = 4.6 = 5 Formulae for hydrated MgSO4 = MgSO4 5H2O 2) There are at least two reasons why heating to find percentage of water in hydrated crystals is not recommended for all hydrates. The first reason is that some hydrates have such a strong bond with the water that not all of it will be able to be removed. The second reason is that different hydrates have their own mass. Depending on the mass and type of hydrate‚ some of the molecule may be burned off from heating
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course of my life‚ I have many accomplishments; Some that I can call minor and some which mean a handful to me. Achieving them was not easy at all but with the motivation of my fellow peers‚ family‚ and those who supported me‚ I was able to accomplish more than I expected. The hard work‚ time‚ and dedication that it took to make it happen paid off. One of my greatest accomplishments that really meant an abundance to me was achieving honor roll throughout my high school years. During my first year
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Defining success I want to be successful. All people have a shared goal of becoming‚ “successful‚” but everyone in the world has their own ideas of what success is. To some success may be defined as a social status and financial abundance‚ but to others success is defined as happiness. The Merrium-Webster dictionary defines success as a favorable desired outcome. I think the correct definition of success is being healthy‚ having a career that is fulfilling to myself‚ having the ability to have
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I remember the few days before my first class how I was nervous and paranoid about the workload that is psychologically attached to the Applied Science program.. Entering UBC‚ I only knew one other person going into the applied science program‚ so I felt alone wanting to go back to my hometown where all my friends were. However‚ on my first day at UBC on Imagine Day my entire orientation group was made up first year engineers just like me. Each and everyone of them were feeling nervous‚ however‚
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Success isn’t measured by the number of points you have scored or the number of state championships you have won. It’s measured by the obstacles and challenges you have overcame to get there. Nothing great happens without enthusiasm or the time it takes to make it happen. I’ve overcame many challenges in my high school career in preparation for college and the rest of my life. I’ve dealt with rejection‚ hard finals I wasn’t slightly prepared for and losing friends. Rejection was tough‚ especially
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SUCCESS COMES ONLY WITH BOLDNESS‚ ABILITY AND COURAGE“. It is not because things are difficult that we do not dare; it is because we do not dare because they are difficult.”-SENECA Success‚ ultimately‚ essentially and above everything else‚ fully depends on the ability‚ boldness as well as courage for completion of any work. Stamina of mind‚ willpower‚ dedication and perseverance stimulate the boldness and courage and create ability which makes a man successful. The starting point of success‚
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My Reflection to “Day 1 Psychology of Success” The Les Brown video called Day 1 Psychology of Success is a very motivational and inspiring lecture. Everything Les Brown talks about seems to open up your mind and makes wonder about anything and everything. Listening to his lecture has got me thinking about what I really want in life and in my career. Therefore‚ I will be letting you know about my ideas about the video. In the video‚ Les Brown tells a story about a challenge that was tested back
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that is meaningful to me is that‚ she talks a lot about breed-feeding and how some women taught of breed-feeding VS formula feeding. They speaker talk about the importance of breed-feeding‚ how breast-feeding is healthiest for mom‚ how breastfeeding saves money‚ how breastfeeding is healthiest for babies‚ WIC provides good food and a whole lot more‚ how often should mothers breastfeed my babies‚ how colostrum is good for baby‚ how breast milk reduce the risk of obesity‚ diabetes‚ and other diseases
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