Why is the movement of the atoms in the chain the same when multiples of 2x /a are added to, or subtracted from, the wave vector?

Q: can you please explain answer number 3?

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Q: v²cos²(0)+ v²sin²(0) = v²(cos²(0)+sin²(0)) = v² X 1 = v² = v² 11 11 v²: v² 11 (m₁v₁)² (m₁ + m₂)²…

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Q: You pull a simple pendulum of length 0.240m to the side through an angle of 3.50degree and release…

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Q: Could you please elaborate on the solution?

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Q: Point charge Qs=1nC is at position Xo=0 and charge Q2=-4nC is at location x:=6 m on x-axis. a)…

A: Given, Q1=1nC Q2=-4nC

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Q: hank you for the first part. Can I get help with the remaining sub-part?

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Q: 5) The energy levels of a quantum mechanical system are given by the equation: En hfo f = 10*Hz n =…

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Q: This answer is not correct, is there any other way to solve it.

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Q: DUE: Friday, April 21 IN CLASS 1. What are the magnetic field strength and direction at points a and…

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Q: 15 0/1 point The B-field at a point in space is shown below. В Select all of the orientations of the…

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