Engineering, 10.10.2019 21:30 ijohnh14
Test multiple choice questions
transhumanism will provide the most significant benefits in which of the following areas?
a health
b education
c transportation
d industrialization
what makes a tool a kind of technology?
a it is made of stone.
b it is popular throughout the region.
c it’s application solves a practical need.
d it can be used for many different tasks.
which of the following best explains why research is an important first step?
a research is important in every type of career.
b it ensures experiments focus on new information.
c scientists never want to get the same results as other scientists have.
d it is important to conduct the exact same experiment other scientists have.
which of the following explains how technology and engineering are related?
a engineering demonstrates how to properly use technology.
b technology creates social problems and engineering solves them.
c technology often incorporates the latest advances in engineering.
d technology is completely dependent on science, whereas engineering uses both science and technology.
which of the following distinguish the iron age for other periods?
a the ability to build fire
b the increase in population
c the development of smelting
d improvements in sharpening stone
a fair test has many variables.
true
false
why is it that technology designed to communicate can also make communication more difficult?
a it diminishes interpersonal skills.
b it is available in only one language.
c it requires high levels of vocabulary.
d it is often difficult to access or operate.
Answers: 1
Engineering, 03.07.2019 15:10
Heat is added to a piston-cylinder device filled with 2 kg of air to raise its temperature 400 c from an initial temperature of t1 27 cand pressure of pi 1 mpa. the process is isobaric process. find a)-the final pressure p2 b)-the heat transfer to the air.
Answers: 1
Engineering, 04.07.2019 18:10
Which of the following controllers anticipates the future from the slope of errors over time? a)-proportional b)-on/off c)-integral d)-derivative.
Answers: 2
Engineering, 04.07.2019 18:10
Courses that are developed by subject matter experts, internal or extemal to the college or university. these programs are marketed by the school (clo2) marks a)-vocational schools b)-vendor training c)-colleges & universities d)-continuing education programs
Answers: 2
Engineering, 04.07.2019 18:20
Ahe-xe mixture containing a 0.75 mole fraction of helium is used for cooling electronics in an avionics application. at a temperature of 300 k and atmospheric pressure, calculate the mass fraction of helium and the mass density, molar concentration and molecular weight of the mixture. if the cooling capacity is 10 l, what is the mass of the coolant?
Answers: 3
Test multiple choice questions
transhumanism will provide the most significant benefits...
transhumanism will provide the most significant benefits...
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