Recent content by Trooko

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    How is Energy Exchanged in a Parallel Circuit?

    Yes, The load consist of the resister, inductor and capacitor.
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    How is Energy Exchanged in a Parallel Circuit?

    Homework Statement All components arranged parallel, voltage source =10sqrt(2)cos(2000t) 10 ohm resistor, 10mH inductor, 15 microF How much energy is exchanged between the source and the load? (book answer: 0.0962J) Between the capacitor and the inductor? (0.144J) But I think the book...
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    Treatment makes surfaces self-cleaning

    "Treatment makes surfaces self-cleaning" I read this article, a few weeks ago http://www.engineerlive.com/european-design-engineer/instrumentationelectronics/17068/treatment-makes-surfaces-selfcleaning.thtml Do anyone know more about this? Can it actually be applied to metal? i.e...
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    Convection question? MechE or Civil?

    Thank you both for your replies. I found them to be very insightful. I've just completed my first general year and recently chose MechE as my specialization. However, I am not absolutely certain that MechE is my "thing" because I didn't understand the particular differences between the...
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    Convection question? MechE or Civil?

    convection question?? MechE or Civil? I'm just asking out of curiosity, and I'm just a first year engg student...so it maybe non-senses... In an enclosed system, with heat being generated. Let's say a very fancy toast factory, where bread becomes toast. The factory itself have already...
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    Calculating Relative Speed in Circular Motion: Two Cyclists on a Track

    Thanks for the reply. It really does look a lot simpler now. But when you wrote t= V/D, did you mean t = D/V?
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    Calculating Relative Speed in Circular Motion: Two Cyclists on a Track

    Two cyclists( A, B) traveling with the same constant speed, v, in a circular track. They start at the same point on the circle. cyclist B travel through the diameter of the circle, assume the x-axis on a xy Cyclist A travel on the circumference of the circle Find speed of A with...
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    Power and Amplitude of sound wave

    For my homework, To find Amplitude of the wave, for a longitudinal wave traveling down a copper rod. Given: frequency, radius of copper rod, average power, Young's constant, density, wavelength. what equation should I consider? I'm thinking something like P=(omega*amplitud)^2 because I...
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