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a persons utility function u is given by the following expression uxy x 2y 1where x and y are products the consumer
compare the force exerted on the toe and heel of a 120-lb woman when she is wearing regular shoes and stiletto heels
a uniform square table having a weight w and sides a is supported by three vertical legs determine the smallest
a cantilever beam having an extended length l is subjected to a vertical force f assuming that the wall resists this
the shaft is drive shaft for a large bulk material conveyorthe gear receives 40hp and rotate at 120rpmeach chain
question 1a what is meant by time value of moneyb draw a cash flow diagram to show how much money a person should be
the single-tone modulating signal m t am cos 2pamt is used to generate the vsb signal where a is a constant less than
the sample function of a gaussian process of zero mean and unit variance is uniformly sampled and then applied to a
the power spectral density of a random process x t is shown in figure it contains of a delta function at f 0 and a
1 a firm has the production function q 12k 055 l05a write equations of three isoquants associated with 360 480
a firm operates with the production function q 25k 04 l05 assume the price of labor and capital are 10 and 20 and the
1 for a general cobb-douglas production function derive the relationship between the average products and the marginal
1 a food distribution company ships fresh spinach from its four packing plants to large east-coast cities the shipping
a cord is attached to and partially wound around a cylinder of weight w and radius r that rests on an incline as shown
the composition of moist air is given on a molar basis to be 78 percent n2 20 percent o2 and 2 percent water vapor
the components of an electronic system dissipating 180 w are located in a 14-m-long horizontal duct whose cross section
the cargo space of a refrigerated truck whose inner dimensions are 12 m x 23 m x 35 m is to be precooled from 25degc to
the brake shoe and steel drum on a car continuously absorbs 25 w as the car slows down assume a total outside surface
an air-standard diesel cycle has a compression ratio of 182 air is at 80degf and 147 psia at the beginning of the
an air-standard cycle with variable specific heats is executed in a closed system with 0003 kg of air and consists of
a slab of ice floats on a freshwater lake what minimum volume must the slab have for a 450-kg woman to be able to stand
a siphon is used to drain water from a tank as illustrated in figure the siphon has a uniform diameter assume steady
a simple open u-tube contains mercury when 112 cm of water is poured into the right arm of the tube how high above its
a simple model fig considers a continent as a block density tilde 2800 kgm3 floating in the mantle rock around it
a rock with mass m 300 kg is suspended from the roof of an elevator by a light cord the rock is totally immersed in a