Hehehe
where is my dad
*tries not to laugh*...
![ansver](/tpl/images/cats/User.png)
Answers: 3
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Engineering
![question](/tpl/images/cats/User.png)
Engineering, 03.07.2019 14:10
If the thermal strain developed in polyimide film during deposition is given as 0.0044. assume room temperature is kept at 17.3 c, and thermal coefficient of expansion for the film and the substrate are 54 x 10^-6c^-1 and 3.3 x 10^-6c^-1respectively. calculate the deposition temperature.
Answers: 3
![question](/tpl/images/cats/User.png)
Engineering, 06.07.2019 04:10
An array of m-50 thermoelectric modules is installed on the exhaust of a sports car. each module has an effective seebeck coefficient of sp of 0.143 5vk and an internal electrical resistance of r.-4 ? in addition, : (15 points each module is of width w 60mm and contains n=100 pairs of semiconducting pellets. each pellet hasan overall length of 2l-5mm and a cross-sectional area as 1.2 x 10'm and is characterized by a thermal conductivity of kpl2w rnk. the hot side of each module is exposed to exhaust gases at·p650c with hia4ow rrk while the osite side of each module is cooled by pressurized water at surface) and 156 °c (at the cool surface). 11s c with h: -500w/m'k. the modules are wired n series and the load resistance is r d=400ohm .the module surface temperatures, t, and ts are 183 "c (at the hot surface and 156c (at the cool surface) a)-draw a schematic of this scenario and label all parts. a. b. if the induced current, i, is 0.15 amps, what is the total power (pa) for one module? c. what is the total power harvest from the exhaust with all 50 modules?
Answers: 2
![question](/tpl/images/cats/User.png)
Engineering, 06.07.2019 04:30
At steady state, air enters an insulated duct of varying cross-sectional area (similar to a nozzle or diffuser) at 200 kpa, 52°c with a mass flow rate of 0.5 kg/s. at the duct exit, the pressure of the air is 100 kpa, the velocity is 255 m/s, and the cross-sectional area is 2 x 10-3 m^2. assuming an ideal gas model, determine: a)-find the specific volume of the air at the exit, in m3/kg. b)- the temperature of the air at the exit, in k. c)-the velocity of the air at the inlet, in m/s. d)-the inlet cross-sectional area, in m^2.
Answers: 1
![question](/tpl/images/cats/User.png)
Engineering, 06.07.2019 04:30
At flow nozzle is to be installedin a 5-in type k copper tube carrying linseed oil at 77 f. a mercury manometer is to be used to measure the pressure difference across the nozzle when the expected range of the flow rate is from 700 galmin to 1000 gal/min. the manometer scale ranges from 0 to 8.0 in of mercury determine an appropriate diameter of the nozzle.
Answers: 2
You know the right answer?
Questions
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 26.08.2020 21:01
![question](/tpl/images/cats/himiya.png)
Chemistry, 26.08.2020 21:01
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
English, 26.08.2020 21:01
![question](/tpl/images/cats/en.png)
English, 26.08.2020 21:01
![question](/tpl/images/cats/fizika.png)
Physics, 26.08.2020 21:01
![question](/tpl/images/cats/ap.png)
Advanced Placement (AP), 26.08.2020 21:01
![question](/tpl/images/cats/mat.png)
Mathematics, 26.08.2020 21:01
![question](/tpl/images/cats/mat.png)
Mathematics, 26.08.2020 21:01
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 26.08.2020 21:01
![question](/tpl/images/cats/es.png)
Spanish, 26.08.2020 21:01
![question](/tpl/images/cats/mat.png)
Mathematics, 26.08.2020 21:01
![question](/tpl/images/cats/mat.png)
Mathematics, 26.08.2020 21:01
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 26.08.2020 21:01
![question](/tpl/images/cats/es.png)