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. A simply supported beam of length 8 meters carries a uniformly distributed load of 1 0 kN / m and a point load of
A simply supported beam of length meters carries a uniformly distributed load of kNm and a point load of kN at the center. Calculate the reactions at the supports and draw the shear force and bending moment diagrams.
Geotechnical Engineering:
A soil sample has a void ratio of and a specific gravity of solids of If the sample is fully saturated, calculate the moisture content and the bulk unit weight of the soil.
Hydraulics:
Water is flowing through a circular pipe of diameter meter with a velocity of ms Calculate the Reynolds number and determine whether the flow is laminar or turbulent if the kinematic viscosity of water is
m
s
Environmental Engineering:
A wastewater treatment plant treats mday of sewage. The influent has a BOD Biochemical Oxygen Demand of mgL Calculate the amount of oxygen required per day to treat the sewage if the treatment efficiency is
Transportation Engineering:
A highway curve with a radius of meters is designed for a speed of kmh Calculate the required superelevation if the coefficient of lateral friction is
Structural Dynamics:
A singledegreeoffreedom system has a mass of kg and a stiffness of Nm Calculate the natural frequency and the period of oscillation of the system.
Fluid Mechanics:
A rectangular channel of width meters carries water with a depth of meters and a velocity of ms Calculate the flow rate and the Froude number. Determine whether the flow is subcritical or supercritical.
Concrete Technology:
A concrete mix design requires a watercement ratio of If kg of cement is used, calculate the amount of water required. Also, if the mix design specifies a sandtoaggregate ratio of : calculate the quantities of sand and aggregate needed.
Foundation Engineering:
A square footing of m x m is to be constructed on a sandy soil with an allowable bearing capacity of kNm Calculate the maximum load the footing can support.
Water Resources Engineering:
A reservoir has an inflow rate of ms and a constant outflow rate of ms Calculate the time required to fill the reservoir if its capacity is million cubic meters..
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