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Determine the moment of inertia of the shaded area about the following axis: a. x-axis b. y-axis show properly dimension figures.
A rectangular channel carries discharge of 10 m^2/s per unit width, with a sluice gate. Calculate the flow depth y3, if a hydraulic jump forms downstream of the sluice gate when y1 = 20 m.
Granny viola has been saving money in the Bread and Butter mutual fund for 15 years . She has been a steady depositor over those years and has a pattern of putting $100 into the account every 3 mont
Here is some information about a professor salary index (PSI) Year PSI Change in PSI 2004 82 3.22% 2005 89 8.50 2006 100 a 2007 b 4.00 2008 107 c 2009 116 d 2010 e 5.17 2011 132 7.58
ship A leaves port sailing in a direction 60 degree C north of due east and sails for 12 hours at 10 knot . Sheep B leaves the same port 3 hours later and sails due east at 25 knot for 9 hours.
vehicle A enters the interstate and travel at 60 mph for 1/2 hour, stops for 30 mins then continues at 70 mph. If a vehicle B enters the interstate at the same location as A,
A trapezoidal channel having bottom width of 8 m and side slopes of 1 : 1, carries a discharge of 80 m^3/s. Find the conjugate depth to an initial flow depth of 0.75 m before the jump.
Determine whether a jump may occur at an initial depth of 0.5 m or not. If a hydraulic jump occurs, determine the sequent depth (conjugate depth) to this initial depth
A pole is held vertically on a soil surface by three equally spaced wires tied to the top of the pole. Each wire has a tension of 1 kN and is inclined at 45 degrees to the vertical.
A supertanker has length, breath, and draught (fully loaded) dimensions of 325m, 48m, and19m, respectively. In open seas the tanker normally operates at a speed of 115 kt (1 kt=0.515m/s).
Find the point at which the line with parametric equation x=2+3t, y=-4t, z=5+t intersects the plane 4x+5y-2z=18
Determine the value of i1 shown in fig and find the thenvien and norton equivalents at terminals a-b
A 780-g mass is attached to a vertical spring and lowered slowly until the mass rests at its equilibrium position 30 cm below the original length of the spring. It is then set into simple harmonic m
At several points in the system a 90 degree bend is required. Compute the energy loss in each bench if the radius outside of the bend is 300mm
The system shown below is deflected in compression by 6 = 0.014 in. For individual components 1, 2 & 3 find the axial stress in individual component
Specify the radius in mm to the centerline of a 90 degree bend in a 1 in type k copper tube to acheive the minimum energy loss. For such a bend carrying 250 L/min of water at 80'C, compute the energ
If the coefficient of static friction between the cord and the fixed peg at B is fs =0.25, determine the minimum weight of the bucket that will prevent the block from sliding down the incline.
A rectangular channel of 20 f t width and having n = 0.017 carries flow of 800 f t^3/s. Calculate (a) critical depth (b) the minimum speci c energy (c) the speci c energy when depth of flow is 7 f t
A trapezoidal canal of side slopes 1V : 2H, and having n = 0:017 is to carry a uniform flow of 37 m^3/s on a slope of 0.0005 at a depth of 1.5 m. Calculate the base width of channel
You may pay $15,000 for an annuity that pays $2500 per year for the next 10 years . You want a real rate of return of 5% , and you estimated inflation will average 6% per year.
A man bought a 5% tax-free municipal bond .It cost $1000 and will pay $50 interest each year for 20 years.At maturity the bond returns the original $1000 .If there is 2% annual inflation
Calculate the number-average molecular weight of a random nitrile rubber [poly(acrylonitrile- butadiene) copolymer] in which the fraction of butadiene repeat unit is 0.30
A POTW (a.k.a. waste water plant) 1.0 m^3/s of treated effluent having an ultimate BOD of 30mg/L and DO = 2 mg/L into a stream that has a flow of 8 m^3/s, a BOD = 5.0 mg/L and DO = 9 mg/L.
Estimate the amount of Ca(OH)2(s) leached from concrete during a one-year period by precipitation. Assume that the area receives 40 in/yr of precipitation which is in equilibrium with PCO2= 10^-3.5