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1.A rigid open cylinder having an inside diameter of 15 mm contains a column of water 500 mm long at 20 degrees C. If a compressive force of 2 kN is applied to the top of the water column by a frictionless 15 mm piston, what will be the resultant water column height (mm)? Assume no leakage.
2.The two 100-mm-diameter spheres constructed of different metals are located in deep space. Determine the gravitational force which the copper sphere exerts on the titanium sphere if d=2m and d=4m.
3.Assume the actual water temperature for calibrating a 1/3 ft3 measure was 65 degrees F. If you had used a water temperature of 75 degrees F for your calibration, how much error would there be in your volume calculation (both in ft3 and as a percentage)
(a) Determine the magnitude of the projected components of F acting parallel Fp and normal Fn to line OA. (b) Express these components Fp and Fn in Cartesian vector notation.
A system consists of a gas confined between a cylinder and piston such that work and heat may cross the boundary. What type of system is that. What type of system is a free body as used in mechanics or civil engineering.
If a logit model is estimated with coefficients of -0.543 for distance and 0.0165 for commercial space (in 1000 of ft^2), how many shopping trips will be made to each of the four shopping centers?
One cubic metre of nitrogen at 40 degrees Celsius and 340KPa is compressed isothermally to .2(m^3). What is the pressure when the nitrogen is reduced to this volume. What is the modulus of elasticity at the beginning and end of the compression.
No more than 12 units of TV, 40 units of radio and 25 units of direct mail are available. A minimum of 9 units of radio and 5 units of direct mail must be purchased.
What are the basic assumptions of the 'traffic flow model' and 'capacity model' used in signal timing design. Discuss.
If log KSO, calcite (CaCO3(s)) = -8.61 at 50 oC, would calcite be over- or under- saturated in a hot water heater at 50 oC if the water was in equilibrium with calcite at 25 oC (log KSO = -8.30) when it entered the house
How long can the turbines produce 380.0 MW of power from the release of the mass of stored water calculated above? Assume the water sustains a friction loss of 39.5 m2/s2 on the way down to the turbine.
At a point in a saturated normally consolidated clay layer the soil is subject to an in-situ vertical effective stress of 50kPa. The soil at the point has a moisture content of 44% and a compression index of 0.45.
An object has a mass of 46kg and weighs 450N on a spring scale. Determine the acceleration due to gravity at this location.
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
What is the velocity of an electron that falls through a magnetic field aligned electric potential of volts across an accelertion region that is 10 k long
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