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A person's capital at the beginning of, and expenditure during, a given year k are denoted by Ck and Ek respectively, and satisfy the difference equations
(a) Show that eventually the person's capital grows at 20% per annum.
(b) If the capital at the beginning of year 1 is £6000 and the expenditure during year 1 is £3720 then find the year in which the expenditure is a minimum and the capital at the beginning of that year.
find the sum of two harmonic motions of equal amplitude but of slightly different frequencies. discuss the beating
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When the steam supply is cut off a turbine rotor of mass 850 kg is retarded uniformly under the effects of a 125 Nm bearing friction torque. If its speed falls from 1000 to 500 rpm in a time of 5 min, determine the angular retardation and the rad..
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The saturated unit weight of a soil is 20.1 kN/m3 at a moisture content of 22%. Determine (a) the dry unit weight and (b) the specific gravity of soil solids, Gs.
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Briefly discuss the importance of Structural Mechanics in Mechanical Engineering? List four different types of loadings that can be applied on mechanical structures or components
if a mass of cobalt is replaced by a compound with a density of 4.13 mgm3 and results in a mass reduction of 0.79 kg
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