A jetliner is moving at a speed of 258 ms. the vertical, Ask an Expert

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Q. A jetliner is moving at a speed of 258 m/s. The vertical component of the plane's velocity is 85.8 m/s. Determine the magnitude of the horizontal component of the plane's velocity.

Q. Find the excitation energy, in Joules, from the ground level to the third excited level for an electron confined to a box that has a width of 0.122.

The electron makes a transition from the n=1 to n=4 level by absorbing a photon. Calculate the wavelength, in meters, of this photon.

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Category:- Physics
Reference No.:- M9223309

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