Determine the force in each member of the space truss
Determine the force in each member of the space truss and state if the members are in tension or compression. The truss is supported by ball and socket joints A, B and E. Set F=-200i+400j
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Determine the largest intesity w0 of the distributed load that the beam can support if the beam can withstand a maximum bending moment of Mmax =20knm and a maximum shear force of Vmax=80kn.
Both speakers emit sound waves that travel directly from the speaker to point P. a) For what values of x will destructive interference occur at point P?
A 2mm straight stockpiece of steel has a 90d,bend. the total length of the unbent piece was 64mm. From the end of the piece to where the piece starts bending is 42mm.
Eight kilograms of the gas are heated from 17 to 187 K at constant volume. Determine (a) the work done by the gas, (b) the change in enthalpy of the gas, in kJ, and (c) the heat transferred, in kJ.
Titanium (w=6.94x10^-19J) and silicon (w=7.77x10^-19J) surfaces are irradiated with UV radiation with a wavelength of 227nm. What is the wavelength of the electrons emitted by the titanium surface?
An air-standard Otto cycle operates with 520 degrees R and 14.7 psia at the beginning of the compression portion of the cycle. If 300 BTU/lbm is added as heat and the maximum temperature of the cycle is 2900 degrees Rankine, determine the efficie
A metal cube with 40cm side is heated to 400C. it is placed in a room at 25C. Assume it behaves like a black body. Calculate the net power of cube due to radiation.
The hights of male adults are normally distributedwith mean 1.7m and standard deviation 0.2m. In a population of 400 male adults, how many would you expect to have a hight between 1.4m and 1.6m?
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