Determining the focal length of the lens
A contact lens is made of plastic with an index of refraction of 1.54. The lens has an outer radius of curvature of +1.95 cm and an inner radius of curvature of +2.47 cm. What is the focal length of the lens?
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Determine: The quality of the two-phase mixture. The mass of the liquid phase, mf, and the mass of the vapor phase, mV, in kg. The volume occupied by each phase, Vf-and Vg, in m3.
Find the Grand partition function of a 2D classical system of electrons with energy dispersion law E(p) = (p^2)/2m. The temperature is T and chemical potential is mu.
Determine the fraction of the throttle mass flow that passes through the extraction line. Calculate the turbine work per unit mass at the throttle. Calculate the cycle efficiency.
During a constant-pressure process, it is found that the change in entropy is equal to 0.25Cp. If the Cp is constant and the initial temperature is 500 Degrees F, determine the final temperature for the process.
A New York restaurant would like to estimate the average amount customers spend for dinner. A sample of size 49 customers resulted an average of $32.60. Assume the population standard deviation is $5.
A flint glass plate (n = 1.66) rests on the bottom of an aquarium tank. The plate is 5.50 cm thick (vertical dimension) and is covered with a layer of water (n = 1.33) 11.0 cm deep. Calculate the apparent thickness of the plate as viewed from stra
Noting that a person standing in a room maintained at 20°C at all times, the inner surfaces of the walls, floors, and ceiling of the house are observed to be at an average temperature of 12°C in winter and 23°C in summer.
Construct a ray diagram for this arrangement. (Do this on paper. Your instructor may ask you to turn in this diagram.)
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