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Q. A 30 g car rolls from a hill 12 cm high and is traveling at 154 cm/s as it travels along a 275 cm horizontal track. What is the momentum of the car?

Q. A particle of mass m is constrained to move between two concentric impermeable spheres of radii r = a and r = b (a < b). There is no other potential. Calculate the ground state energy and the normalised ground state wavefunction.

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Category:- Physics
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