Answers: 2
Engineering, 03.07.2019 15:10
Apiston-cylinder with a volume of 0.25 m3 holds 1 kg of air (r 0.287 k/kgk) at a temperature of 100 c. heat transfer to the cylinder causes an isothermal expansion of the piston until the volume triples. how much heat is added to the piston-cylinder?
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
Thermal stresses are developed in a metal when its a) initial temperature is changed b) final temperature is changed c) density is changed d) thermal deformation is prevented e) expansion is prevented f) contraction is prevented
Answers: 2
Engineering, 04.07.2019 18:10
Draw the engineering stress-strain curve for (a) bcc; (b) fcc metals and mark important points.
Answers: 1
Free point for anyone...
Engineering, 03.02.2021 18:20
History, 03.02.2021 18:20
Mathematics, 03.02.2021 18:20
Mathematics, 03.02.2021 18:20
Arts, 03.02.2021 18:20
History, 03.02.2021 18:20
Mathematics, 03.02.2021 18:20
Arts, 03.02.2021 18:20
Mathematics, 03.02.2021 18:20