![subject](/tpl/images/cats/User.png)
Engineering, 24.08.2020 02:01 jakebice5991
Which of the following has led to a safer and more prosperous global community within the last century? the Bronze Age composite materials new materials ceramics
![ansver](/tpl/images/cats/User.png)
Answers: 2
Another question on Engineering
![question](/tpl/images/cats/User.png)
Engineering, 04.07.2019 19:10
Agas contained within a piston-cylinder assembly e end nation about same energy states, 1 and 2, where pi 10 bar, v undergoes two processes, a and b, between the sam 0.1 m3, ui-400 kj and p2 1 bar, v2 1.0 m2, u2 200 kj: process a: process from 1 to 2 during which the pressure- volume relation is pv constant process b: constant-volume process from state 1 to a pressure of 2 bar, followed by a linear pressure-volume process to +20 0 state 2 kinetic and potential energy effects can be ignored. for each of the processes a and b, (a) sketch the process on p-v coordinates, (b) evaluate the work, in kj, and (c) evaluate process the heat transfer, in kj
Answers: 2
![question](/tpl/images/cats/User.png)
Engineering, 04.07.2019 19:20
Heat transfer by is the fastest mode of heat transfer that requires no intervening medium. a)-conduction b)-convection c)-radiation d)-conduction and convection
Answers: 1
![question](/tpl/images/cats/User.png)
Engineering, 04.07.2019 19:20
A21-tooth spur pinion mates with a 28-tooth gear. the diametral pitch is 3 teeth/in and the pressure angle is 20°, find the following values: the addendum, dedendum, circular pitch, tooth thickness, and base circle diameters.
Answers: 2
![question](/tpl/images/cats/User.png)
Engineering, 06.07.2019 03:10
Consider two concentric spheres forming an enclosure with diameters of 12 cm and 18 cm the spheres are maintained at uniform temperatures ti-50°c and t2 = 250°c and have emissivities .45 and .8, respectively. determine the net rate of radiation heat transfer between the two spheres per unit surface area.
Answers: 1
You know the right answer?
Which of the following has led to a safer and more prosperous global community within the last centu...
Questions
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 25.01.2022 02:50
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 25.01.2022 02:50
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 25.01.2022 02:50
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 25.01.2022 02:50
![question](/tpl/images/cats/himiya.png)
Chemistry, 25.01.2022 02:50
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 25.01.2022 02:50
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 25.01.2022 02:50
![question](/tpl/images/cats/mat.png)
Mathematics, 25.01.2022 02:50
![question](/tpl/images/cats/mat.png)
Mathematics, 25.01.2022 02:50
![question](/tpl/images/cats/mat.png)
Mathematics, 25.01.2022 02:50
![question](/tpl/images/cats/mat.png)