What maximum distance is clearly visible
The near and far points of a person are at 40cm and 250cm respectively. Find the power of the lens he/she shoeld use while reading at 25cm. With this lens on the eye. what maximum distance is clearly visible?
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Consider fully developed laminar flow between parallel plate. The heat flux through the walls of the chanel is uniform. Derive the analytical expresion for the fully developed temperature profile, and show that the Nusselt number based on Dh=2D is
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