Engineering, 19.01.2021 07:50 dbih2014
Which of the following explains why ancient Greeks and Romans used arches in their architectural designs?
Arches could withstand weather elements and natural disasters.
Arches had incredible strength for supporting loads.
Arches had designs that engineers copied from nature.
Arches could be made from sustainable materials.
Answers: 1
Another question on Engineering
Engineering, 04.07.2019 18:10
Afluid flows with a velocity field given by v=(x/t)i.. determine the local and convective accelerations when x=3 and t=1.
Answers: 2
Engineering, 04.07.2019 18:10
A-mn has a cubic structure with a0 0.8931 nm and a density of 7.47 g/cm3. b-mn has a different cubic structure, with a0 0.6326 nm and a density of 7.26 g/cm3. the atomic weight of manganese is 54.938 g/mol and the atomic radius is 0.112 nm. determine the percent volume change that would occur if a-mn transforms to b-mn.
Answers: 2
Engineering, 04.07.2019 18:20
Ahe-xe mixture containing a 0.75 mole fraction of helium is used for cooling electronics in an avionics application. at a temperature of 300 k and atmospheric pressure, calculate the mass fraction of helium and the mass density, molar concentration and molecular weight of the mixture. if the cooling capacity is 10 l, what is the mass of the coolant?
Answers: 3
Engineering, 04.07.2019 18:20
Avolume of 2.65 m3 of air in a rigid, insulated container fitted with a paddle wheel is initially at 264 k, 5.6 bar. the air receives 432 kj by work from the paddle wheel. assuming the ideal gas model with cv = 0.71 kj/kg • k, determine for the air the amount of entropy produced, in kj/k
Answers: 2
You know the right answer?
Which of the following explains why ancient Greeks and Romans used arches in their architectural des...
Questions
Mathematics, 01.03.2021 23:10
Mathematics, 01.03.2021 23:10
Mathematics, 01.03.2021 23:10
Mathematics, 01.03.2021 23:10
English, 01.03.2021 23:10
History, 01.03.2021 23:10
Biology, 01.03.2021 23:10
Mathematics, 01.03.2021 23:10
History, 01.03.2021 23:10
