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1if f1470n and theta26 degrees determine the magnitude of the resultant force of the three forces acting on ring
1the concentration of a chemical degrades in water according to first order kinetics the degradation constant is 02 1d
1there are two 25 m long concentric cylinders in a viscometer only the inner cylinder is rotating the velocity
a small truck is to be driven down a 4 grade at 70mihr the coefficient of road adhesion is 095 and it is known that the
rope bca passes through a pulley at point c and supports a crate at point a rope segment cd supports the pulley and is
a 10-feet trapezoidal channel is designed to carry a discharge of 1000cfs with side slopes z1 4 and z2 5 nbspthe
1a column has a mean capacity of 950 kip the standard deviation for the column capacity is 50 kip the average load is
the concentration of ubod in a river entering the first of two lakes that are connected in a series is equal to 20ml if
an angle is observed repeatedly using the same equipment and procedures calculate a the angles most probable value b
a community has a current population of 15000 10 years ago the population was 12500 and the community has a declining
1an open top tank contains a layer of sae 30 oil 05 m thick a layer of water 07 m thick and a layer of mercury 03 m
1a drop of water forms under a solid surface assume the drop has the shape of a hemisphere just before seperating find
find the dynamic and kinematic viscosities of kerosene sae10w-30 motor oil and water at a temp of 38c 100fans oil dyn
dcdtqkvvqcivfor a cstr obtain the time variable effluent concentration when the decay rate is zero order you need to
1a 16-ft 488 m span beam is fixed at one end and simply supported at the other end a single concentrated load of 9600
when the ambient air is at 70 degrees fahreneit 147 psia and contains 21 oxygen by volume 45 lb of air are pumped into
what is the length of a 200 ft steel tape having a cross-sectional area of 0004in2 and a modulus of elasticity of
a spherical tank is being designed to hold 7 moles of methane gas at a pressure of 8 bar and a temperature of 50of
1a water column in a glass tube is used to measure the pressure in a glass pipe the tube is 14 in in diameter how much
1at a temperature of 100oc and an absolute pressure of 8 atmospheres what is the ratio of the density of water to the
a stack was sampled for 5 minutes the gas velocity at stack conditions through the sampler was 150 ms and the area of
determine the number of completely mixed chlorine contact chambers each having a detention time of 30 min that would be
1you must lay out a rectangular commercial building 9650 ft wide and 17800 ft long if the steel tape you will use is
determine how many buses needed to provide service on the following route with the indicated characteristicsnbsp nbsp
1the pressure in the steam condenser of a nuclear power plant is 1 psia calculate the absolute pressure head the gage