Physics, 14.11.2019 04:31 Edwardwall
Ablock rests on a wedge on a horizontal surface. the coefficient of friction of the block on the wedge is μ. gravity is directed down. the wedge angle θ obeys tan θ < μ. the wedge is accelerated horizontally at rate a. find the maximum and minimum values of a for the block to stay fixed on the plane.
Answers: 1
Physics, 22.06.2019 11:20
Wave functions describe orbitals in a hydrogen atom. each function is characterized by 3 quantum numbers: n, l, and ml. if the value of n = 2: the quantum number l can have values from to . the total number of orbitals possible at the n = 2 energy level is .
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Physics, 22.06.2019 12:10
Light traveling in water, nwater = 1.33, strikes a plastic block at an angle of incidence of 51.4°; part of the beam is reflected and part is refracted. if the index of refraction of the plastic is 2.0, what is the angle made by the reflected and refracted beams?
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Physics, 22.06.2019 14:40
14. a body is projected with velocity vi from a.at the same time another body is projectedvertically upwards from point b withvelocity v2 lies vertically below the highestpoint. both the bodies collide thenv2÷v1is
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Physics, 22.06.2019 15:00
Give an example in which the electrical energy changes to light energy
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Ablock rests on a wedge on a horizontal surface. the coefficient of friction of the block on the wed...
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