Define Fermats principle
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.
Explain in short on which the gravitational force depends on?
What do you mean by the term crest? Briefly illustrate it.
Briefly describe the reason why it takes longer to heat a bucket of water than the cup of water?
Define the meaning of Network in brief.
Is it possible to obtain the electron (or come out) from the nucleus?
The velocity of a body was observed to be constant throughout five minutes of its motion. Determine its acceleration during this interval?
what should be the choice of standard unit.
Constancy principle (A. Einstein): One of the postulates of Sir Einstein's special theory of relativity that puts forth that the speed of light in vacuum is computed as similar speed to all observers, in spite of of their relative mot
Cosmological constant (Lambda): The constant mentioned to the Einstein field equation, proposed to admit the static cosmological solutions. At the time the present philosophical view was steady-state model of the space, where the Universe has been aro
Brewster's law (D. Brewster) - The extent or level of the polarization of light reflected from a transparent surface is maximum whenever the reflected ray is at right angle to the refracted ray.
18,76,764
1926631 Asked
3,689
Active Tutors
1427355
Questions Answered
Start Excelling in your courses, Ask an Expert and get answers for your homework and assignments!!