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1.A landfill have space of 162,000 meters squared at avg depth of 10 m, 765 meters cubed of solid waste is dumped at the site 5 days a week. This waste is compacted to twice its delivered density. Estimate the expected life of the landfill in years.
2.The concrete cylinder 6 in x 12 in broke incompression at a load of 110000 lbs. Compute the crushing strength of concrete. Estimate the tensile strength and the modulus ofelasticity.
Determine the slenderness ratio of a 5 m column with built in ends if its cross- section is (a) circular with a radius of 40mm and (b) 50 mm square. Use the concept of effective length.
The void ratio of soil in the borrow pit is 1.12. Estimate the volume of soil (cubic meters) that must be excavated from the borrow pit.
the If the probability that fluorecent light has a useful life of at least 500 hours is 0.85, find the probabilities that among 20 such lights (a) 18 will have a useful life of at least 500 hours;
Knowing that each member has a 2 3 4-in. rectangular cross section and that each pin has a 12 -in. diameter, determine the maximum value of the average normal stress (a) in member BE, (b) in member CF.
If the amount of heat transfer in the HE unit is 2460 kJ per kg of steam, what is the magnitude of shaft work obtained from the turbine in kW?
The barrel has an inner diameter of 4ft. Neglect its wall thickness. Assume that only the hoops resist the water pressure. Note: Water develops pressure in the barrel according to Pascal's Law, p=62.4 lb/ft^2, where z is the depth from the surface..
Assuming uniformly decelerated motion, determine the velocity and acceleration of point C of the belt, (a) immediately before the power is turned off. (b) 9 s later.
A section of a road has a superelevation of .6% and a curve of 600ft radius. What speed limit will you recommend at this section of the highway
Describe, with equation and diagram, the flow-discharge characteristic of a long, inclining pipeline that has friction and fitting loss, and a small, positive static pressure head.
a section of highway has a speed flow relationship of the form q= au^2 + bu it is known that at capacity ( which is 3100 veh/h) the space-menu speed of traffic is 28 mi/h. determine the speed when the flow is 1500 veh/h and the free flow speed.
A steady, incompressible two-dimensional velocity field is given by the following components in the xy-plane u = 0.205 + 1.72x + 0.851y v = -0.509 + 0.953x - 1.72y
If the detention storage on the paved section is increasing at the rate of 60 m3/hr, what is the runoff rate into the inlet grate?
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