The tunnel is 12 km long with a cross-section of 38 m2 and runs both ways for a total of 1000 cars per hour with an average petrol consumption of 12 dm3 /100 km. Petrol has an average density of 0. 75 kg/dm3 and contains 14% by weight. hydrogen. There is twice as much CO2 by volume in the exhaust gas as there is CO. The pressure in the tunnel is approx. 1 atm and a temperature of 290 K. Estimate the time after which, if the ventilation fails, the CO content of the tunnel will rise to the toxic limit of 0,8 ‰ vol.
Delivering a high-quality product at a reasonable price is not enough anymore.
That’s why we have developed 5 beneficial guarantees that will make your experience with our service enjoyable, easy, and safe.
You have to be 100% sure of the quality of your product to give a money-back guarantee. This describes us perfectly. Make sure that this guarantee is totally transparent.
Read moreEach paper is composed from scratch, according to your instructions. It is then checked by our plagiarism-detection software. There is no gap where plagiarism could squeeze in.
Read moreThanks to our free revisions, there is no way for you to be unsatisfied. We will work on your paper until you are completely happy with the result.
Read moreYour email is safe, as we store it according to international data protection rules. Your bank details are secure, as we use only reliable payment systems.
Read moreBy sending us your money, you buy the service we provide. Check out our terms and conditions if you prefer business talks to be laid out in official language.
Read more