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Obtain a relation for the variation of temperature in the wall by solving the differential equation, and (c) evaluate the rate of heat transfer through the wall.
Determine the speed at which it is kicked and the speed at which it strikes the ground. ( The function for the path of the ball on the graph is y= -0.04x^2) not sure if needed.
The exhaust temperature of a Carnot heat engine is 305°C. What is the intake temperature if the efficiency of the engine is 32%?
At a location where the local atmospheric pressure is 14.2 psia, determine the absolute pressure at the center of the water pipe.
If the reading on the pressure gage is 80 kPa, determine the distance between the two fluid levels of the manometer if the fluid is a.) mercury with density 13,600 kg/m^3 or b.) water with density 1
If he throws the rope with an initial velocity Vo at an angle of 65° with the horizontal, determine the range of values of Vo for which the rope will go over only the lowest limb.
Find the tangential component of the acceleration when the particle is at B. b) if the magnitude of the acceleration at B is 60 in/s^2, find the radius of the curvature of the path B.
If the fluid height above the piston bottom is 20mm with no external force (F=0) to what height will it rise when an external force of 50 N is applied? b) How much higher could the fluid rise if
Propane undergoes a process from state 1 where p1=1.4 MPa T1=60 C to state 2 where p2=1.0 MPa during which the change in specific entropy is s2-s1=-0.035 kJ/Kg*K.
A curved rectangular bar has a mean radius of 6 in and cross section width b=2.5 in and depth h =1.5 in. 1. Determine the distance between the centroid and the neutral axis of the cross section.
Determine the resultant internal loadings acting on the cross section through point B in the beam. The beam has a weight of 40 lb/ft and is fixed to the wall at A.
The plates is F= q deltaV/ (2d) where deltaV = V2-V1 is the electrostatic between the difference between the plates. Derive the expression for the largest deltaV that may be applied.
Determine magnitude and direction (expressed by the angle alpha relative to the x-axis) of the velocity and acceleration of the slider when t=4.
If the pressure is 10 psi at the 2in diameter section, find the pressure at the 1in diameter section. The specific gravity of the fluid is 0.9
Such a cylinder, with a 3in diameter piston and 2in diameter rod, cycles through a 10-in stroke at 60 cycles per minute. What gpm size pump is required?
Calculate the final length and the final diameter of this specimen under this load assuming that the material remains within the linear elastic region.
Correspondingly, eicosane has a heat of combustion of 47.2 MJ/kg, and its molecular weight is 282 g/mol. If you generated the same total amount of heat with each fuel, which would produce more CO2
If we want to produce the same total power with our current global population of about 7 billion, how many calories would each of us have to consume every day? Do you foresee any challenges with t
Thermocouples imbedded in the rod at location 25 and 120 mm from the billet register temperature 325 and 375 respectively. What is the temperaure of the billet? Does the heat enter or leave the bi
Calculate the battery failure probability under normal operating conditions. B) Calculate the conditional probability that the battery will fail, given that the other has failed.
The prizes are all the same, so the order in which the people are chosen does not matter. How many different groups of 5 people can be chosen?
A projectile is fired at an angle of 62° from the horizontal, with a velocity of 704 ft/sec. If it lands 4.75 seconds later at the same elevation, how far did it travel horizontally?
If the U.S. fleet of vehicles suddenly became 15% more fuel efficient, how much annual emissions of CO2 would that prevent?
A stack gas flowing at 80 m^3/min (at T = 25 degree C and 1 atm) contains approximately 75% N2, 5% O2, 8% H2O, and 12% CO2.