Aglass plate whose index of refraction is 1.64 is immersed in a liquid. the surface of the glass is inclined at an angle of 47° with the vertical. a horizontal ray in the glass is incident on the interface. when the liquid is a certain alcohol, the incident ray arrives at the interface at the critical angle. the index of refraction of the alcohol is closest to:
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Under the action of a constant force an object accelerates at 7.8 m/s2. what will the acceleration be if (a) the force is halved? (b) the object's mass is halved? (c) the force and the object's mass are both halved? (d) the force is halved and the object's mass is doubled?
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Aglass plate whose index of refraction is 1.64 is immersed in a liquid. the surface of the glass is...
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