Engineering, 02.04.2020 16:24 sebcbal
A 5.7 L four-stroke V-8 is being tested at wide open throttle at 4000 RPM in standard conditions. The volumetric air flow rate is measured as 10.7 m3/min. Assuming the ambient air density is 1.2 kg/m3, the volumetric efficiency is:a. 0.88b. 0.92c. 0.90d. 0.94
Answers: 2
Engineering, 03.07.2019 14:10
The y form of iron is known as: a) ferrite b) cementite c) perlite d) austenite
Answers: 3
Engineering, 04.07.2019 18:10
The temperature of air decreases as it is compressed by an adiabatic compressor. a)- true b)- false
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 18:10
Water at the rate of 1 kg/s is forced through a tube with a 2.5 cm inner diameter. the inlet water temperature is 15°c, and the outlet water temperature is 50°c. the tube wall temperature is 14°c higher than the local water temperature all along the length of the tube. what is the length of the tube?
Answers: 3
A 5.7 L four-stroke V-8 is being tested at wide open throttle at 4000 RPM in standard conditions. Th...
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