Producing an image that fills the frame
To completely fill a frame of 35 mm film, the image produced by a camera must be 36 mm high. If a camera has a focal length of 150mm, how far away must a 2m tall person stand to produce an image that fills the frame?
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Two species of rhinoceros native to Africa are black rhinos and white rhinos. In 1998, the International Rhino Federation estimated that the African rhinoceros population consisted of 2,600 white rhinos and 7,400 black rhinos. Suppose two African
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Why is the ground term of a D8 metal complex F3? what are the possible orbital transitions that can happen in the UV-Vis spec according to the Tanabe-sugano diagram.
The heat transfer coefficients in the inner tube and in the annulus are 4620 W/m2 * K and 1600 W/m2 * K respectively. Calculate the overall heat transfer coefficient and the surface area of the heat exchanger.
A converging lens of focal length 8 cm is 20 cm to the left of a diverging lens of focal length - 6 cm. A coin is placed 12 cm to the left of the converging lens. Find the location and magnification of the coin's final image.
Which of the following ions would you expect to be paramagnetic: O2+, N2 2-, Li2+, O2 2-? ? ??For those ions that are paramagnetic, determine the number of unpaired electrons.
The annual per capita consumption of ice cream (in pounds) in the United States can be approximated by a normal distribution with a mean of 20.7 lbs and a standard deviation of 4.2 lbs. What proportion of the population consumes at most 10 lbs yea
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