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An asset costs $14 000 and has a scrap value of $3000 after sevenyears. Calculate its book value using straight-line depreciation
(a) After one year
(b) After four years
(c) After seven years
The letter size is such that the sign can be ready by a person with 20/20 vision from a distance of 200 ft. Does the subject driver have enough time to read the sign at a speed of 30 mi/h
Determine whether municipal wastewater containing 5 mg/L of selenium is a RCRA hazardous waste
An Element of soil (sand) behind a retaining wall is subjected to an increase in vertical stress of 60kPa and an increase in lateral stress of 25 kPa. Determine the increase in vertical and lateral strains,
The rigid block has a weight of 80 kip and is to be supportedby posts A and B, which are made of A-36 steel, and the post C,which is made of C83400 red brass.
If the river depth is larger than the subcritical sequent depth, a submerged hydraulic jump forms. Sometimes, concrete blocks called "baffle blocks" are placed on the stilling basin floor to help the hydraulic jump form within the basin.
question 1as an estimator in a construction firm you have been instructed to include only the costs relating to labour
A stainless steel (304) bar with a cross section of 0.2" x 0.4" is cut to a length of 30" and placed between two immovable walls at a temperature of 40 degrees F. The operating temperature for the bar is 200 degrees F.
Briefly explain how each of the following influences the tensile or yield strength of a semicrystalline polymer and why: (a) Molecular weight (b) Degree of crystallinity (c) Deformation by drawing (d) Annealing of an undeformed material
Knowing that these forces are equivalent to a force-couple system at C consisting of the force C= (- 8 N)i+ (4 N)k and the couple Mc =(360 N ⋅ m)i, determine the forces applied at A and B when Az = 2 N.
If a 24' tall W 14 x 120 column has simple end connections, determine the maximum design compression strength of the column.
A 9,000-lb single wheel load is placed on a PCC slab that is 9.5 in. thick. The concrete has a modulus of elasticity of 5 million psi with a Poisson's ratio of 0.15. The modulus of subgrade reaction is 225 pci.
A 5-m wide rectangular open channel lined with rubble masonry (n=0.025) and laid on a slope of 0.0004. If the depth of flow is 3 m, what is the rate of discharge (m3/s)
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