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Posts by MissMulan‭

21 posts
71%
+3 −0

If we have a force which changes depending on the position of a particle, how can we find the position of the particle at some time $t$? We can find its velocity if it has travelled a given distan...

1 answer  ·  posted 2y ago by MissMulan‭  ·  edited 1y ago by Trilarion‭

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We have place a charged particle of 2C with mass 2kg, 1mm above a current-carrying wire of 1A.The charged particle has an initial velocity of 100m/s The magnetic field of the wire for simplicity w...

0 answers  ·  posted 2y ago by MissMulan‭  ·  edited 2y ago by MissMulan‭

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Suppose a ferromagnetic material with initial magnetization $M_o$.Is there some specific formula which calculates the total magnetization $M$ as a function of $M_{o}$ and the Curie temperature $T_{... 1 answer · posted 1y ago by MissMulan‭ · last activity 10mo ago by Anyon‭ 60% +1 −0 This gravitational field we move inside has some distance L after which it becomes 0.Before L it is just like any gravitational field. Suppose we move inside that gravitational field.The accelerat... 1 answer · posted 2y ago by MissMulan‭ · last activity 2y ago by Mithrandir24601‭ 60% +1 −0 If a signal has a analog component then it analog regardless of if it has a digital component. posted 2y ago by MissMulan‭ Answer 60% +1 −0 In my notes from University the reason a material can exhibit superconducting properties is at really low temperatures electrons form Cooper pairs of which the electrons of the Cooper pairs have lo... 0 answers · posted 2y ago by MissMulan‭ 60% +1 −0 Suppose we have a arc of charges with some charge density$\lambda(\theta) = sin\theta$.I am using polar coordinates for convenience.But how can I find the direction of the unit vector of the net e... 0 answers · posted 1y ago by MissMulan‭ · edited 1y ago by samcarter‭ 60% +1 −0 In the lab I changed the angle the light hits a photoresistor and it doesnt obey Lambert's cosine law the conductivity of the photoresistor drops fast from +-20 to +-30 degrees angle.Why? 1 answer · posted 2y ago by MissMulan‭ · last activity 2y ago by Olin Lathrop‭ 60% +1 −0 The general formula for a EM wave (solving for the E field) is: where$\varepsilon = \varepsilon _{r}+j\frac{\sigma }{\omega }$My professor told me that the conductivity of vacuum is 0 so we... 0 answers · posted 1y ago by MissMulan‭ 60% +1 −0 Suppose we perform the double slit experiment , but we fire instead 2 electrons instead of 1. In the double slit experiment performed in the 1920s a interference pattern was observed at the screen... 0 answers · posted 1y ago by MissMulan‭ 57% +2 −1 What are the SI units of the wavefunction Ψ(x).I know that [Ψ(x)]^2 describes the probabilty of finding a quantum object at a certain quantum state but what about the wavefunction instead? 1 answer · posted 1y ago by MissMulan‭ · last activity 10mo ago by Anyon‭ 50% +0 −0 Suppose we have an electric dipole of charge Q+ and Q-.The charges of the dipole are fixed (they cant move closer to each other than they already are).If we place a test particle at some distance r... 1 answer · posted 2y ago by MissMulan‭ · last activity 2y ago by Olin Lathrop‭ Question electrostatics 50% +0 −0 Maxwell's first law in differential form states that $$\triangledown \cdot E = \frac{\rho}{\epsilon_{o}}$$ . In case of 1d can we say that $$\rho = \lambda$$ where $$\lambda$$ is the linear char... 1 answer · posted 1y ago by MissMulan‭ · last activity 1y ago by celtschk‭ 50% +0 −0 What examples of a system can be described by a system of ordinary differential equations? 1 answer · posted 1y ago by MissMulan‭ · last activity 1y ago by Olin Lathrop‭ 50% +0 −0 Get 2 conductors and seperate them we can use Gauss's law to calculate the capacitance created by the seperation of the 2 conductors.Can we use other laws of electromagnetism to calculate the induc... 2 answers · posted 1y ago by MissMulan‭ · last activity 1y ago by TonyStewart‭ 50% +0 −0 If we have a LC high pass filter the transfer function H(s) becomes: $$H(s) = \cfrac{sL}{sL + \cfrac{1}{sC}}$$ If we solve for s to find a pole of the transfer function we get:$\$ s = j \cfrac...

0 answers  ·  posted 2y ago by MissMulan‭  ·  closed 2y ago by MissMulan‭

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I dont think anyone can make a universal calendar because time flows more slowly or more fast between different regions in the universe or it can even go backwards if you come close to a rotating b...

posted 2y ago by MissMulan‭

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But, when we are walking, running. We are accelerating. Wrong.When you are walking you're moving at a costant speed. The third law says we will never find a particle accelerating unless the...

posted 2y ago by MissMulan‭  ·  edited 2y ago by deleted user

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Suppose we have a free falling object inside a planet's gravitational field with strength g.The planet's atmosphere provides a drag force which is dependant from the u^2 of the particle. Suppose t...

0 answers  ·  posted 1y ago by MissMulan‭  ·  edited 1y ago by MissMulan‭

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Suppose we are using a force gauge to measure gravity in a planet. We set the gauge force to the 1N range which has a resolution of .01 N. From its specs the error introduced during the measurmen...

0 answers  ·  posted 1y ago by MissMulan‭

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Im designing a capacitor and I have decided to make the surface of 1 plate of the capacitor bigger than the other plate. How are the charges sorted through A2?Are they spread out to cover all th...

0 answers  ·  posted 1y ago by MissMulan‭