Engineering in brief
Define the term engineering in brief.
Expert
The application of science to the requirements of humanity and a profession in which the knowledge of mathematical and natural sciences gained through study, experience and practice is applied with decision to develop manners to utilize economically the materials and the forces of nature for the advantage of mankind.
Fermat's principle: principle of least time (P. de Fermat): The principle, put onward by P. de Fermat that explains the path taken by a ray of light among any two points in a system is for all time the path which takes the least time.
Kilogram: kg: The basic SI unit of mass that is the only SI unit still maintained by a physical artifact: a platinum-iridium bar reserved in the International Bureau of Weights and Measures at Sevres, France.
Give one benefit of a scanning electron microscope over the transmission electron microscope? Briefly explain it.
Balmer series (J. Balmer; 1885): An equation that explains the emission spectrum of hydrogen whenever an electron is jumping to the next orbital; four of the lines are in visible spectrum, and the remainder (residue) are in the ultraviolet.
Complementarity principle (N. Bohr): The principle that a specified system can’t exhibit both wave-like behavior and particle-like behavior at similar time. That is, some experiments will reveal the wave-like nature of a system,
What do you mean by the term crest? Briefly illustrate it.
State the law of Lamberts Cosine? Describe briefly?
What do you mean by the term nucleus? Describe in brief.
Explain Ampere's law? Ampere's law (A.M. Ampere):
Copernican principle (N. Copernicus): The idea, recommended by Copernicus, that the Sun, not the Earth, is at the center of the earth. We now know that neither idea is accurate (that is, the Sun is not even situated at the center of o
18,76,764
1923211 Asked
3,689
Active Tutors
1426648
Questions Answered
Start Excelling in your courses, Ask an Expert and get answers for your homework and assignments!!