Recent content by Fadi A.Saif

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    How Are Electric Field Lines and Forces on Test Charges Related?

    Is there any picture or a diagram with it?
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    How Do You Calculate the Electric Force Between Charges in Physics?

    The error would be with the proportionality constant k, it's (8.9*10^9) not (8.9*10^29). I hope this makes sense
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    Calculate the velocity of the projectile

    Thanks Kuruman... so I believe it should be like this Vy^2= Vi^2 (sin(a))^2 - 2gy.
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    Calculate the velocity of the projectile

    Homework Statement A stone was thrown with initial velocity of 100 m/s. Calculate the velocity of the projectile at 10 m of height. (Consider g=10m/s^2, and neglect the effect of air molecules) Homework Equations where's the error in the following sollution? The Attempt at a...
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    How Do You Calculate the Electric Force Between Charges in Physics?

    Dear GreyGus; The solution is just as simple as two steps: 1- Calculate the distance between the two charges using Pythagoras theory (i.e. r = sqrt((the x component of distance)^2 + (the y component of distance)^2)). 2- Calculate the electeric force exerted on Q1...
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    How Does Light Become Polarized by Reflection?

    Hello every body; I am having a problem understanding how light is polarized by reflection, what happens during the process, and why is it polarized at a particular angle "Angle of Polarization". Can you please help me with this problem? I'll be thankful.
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