1.3.5 Quiz: What Is Engineering?
Question 2 of 5
Which statement describes a way in which so...
Engineering, 16.09.2021 22:20 doritasanchez
1.3.5 Quiz: What Is Engineering?
Question 2 of 5
Which statement describes a way in which society affects the development
of technology?
A. Better batteries let new electric cars go farther without recharging.
B. New computer models are designed to meet the need for accurate
weather forecasts.
C. Advancements in computers lead people to find more uses for
computers.
D. A person's lost limb can be replaced with an advanced robotic
limb.
Answers: 1
Another question on Engineering
Engineering, 04.07.2019 18:10
An ideal otto cycle with air as the working fluid has a compression ratio of 8. the minimum and maximum temperatures in the cycle are 300 k and 1340 k. use constant specific heats at room temperature to determine (a) the amount of heat transferred to the air during the heat- addition kj/kg, (b) the thermal efficiency, and (c) the thermal efficiency of a carnot cycle ope limits. process, in rating between the same temperature
Answers: 2
Engineering, 04.07.2019 19:10
10 kg of co2 is initially contained at 400 kpa and 300 k. the gas constant for carbon dioxide is 189 j/lkg k) and has a specific heat ratio, k, of 1.289. isentropic expansion then occurs until the pressure is 200 kpa. a) determine the initial volume of co2 in m. b) determine the final temperature in k. c) determine the work done by the system during the expansion kl.
Answers: 2
Engineering, 04.07.2019 19:20
Acircular pipe of 30mm outside diameter is placed in an airstream at 30 c and latm pressure. the air moves in cross flow over the pipe at 20 m/s, while the outer surface of the pipe is maintained at 110 c. what is the drag force exerted on the pipe per unit length? what is the rate of heat transfer from the pipe per unit length?
Answers: 1
Engineering, 06.07.2019 03:20
Areaction-bonded silicon nitride ceramic has a strength of 250 mpa and a fracture toughness of 3.4 mpa(m)^1/2, what is the largest-sized internal flaw that this material can support without fracturing? (use y -1 in the fracture-toughness equation.)
Answers: 3
You know the right answer?
Questions
Mathematics, 25.11.2019 01:31
Mathematics, 25.11.2019 01:31
Biology, 25.11.2019 01:31
Geography, 25.11.2019 01:31
Mathematics, 25.11.2019 01:31
Social Studies, 25.11.2019 01:31
Mathematics, 25.11.2019 01:31
Mathematics, 25.11.2019 01:31
