Define Cosmological redshift
Cosmological redshift: The effect where light emanates from a distant source appears redshifted since of the expansion of the space time itself.
Weak equivalence principle: principle of uniqueness of freefall: The idea in general relativity is that the world-line of a freefalling body is sovereign of its composition, structure, or state. This principle, hold by Newtonian mechanics and gravitat
Define the meaning of Network in brief.
The velocity of a body was observed to be constant throughout five minutes of its motion. Determine its acceleration during this interval?
Planck constant: h: The basic constant equivalent to the ratio of the energy of a quantum of energy to its frequency. This is the quantum of action. This has the value 6.626 196 x 10-34 J s.
Describe briefly all the Law of Machines?
Paschen series: The series that explains the emission spectrum of hydrogen whenever the electron is jumping to the third orbital. Each and every line is in the infrared part of the spectrum.
What do you mean by communication? Illustrate in brief.
Pauli Exclusion Principle (W. Pauli; 1925): No two similar fermions in a system, like electrons in an atom, can contain an identical set of the quantum numbers.
Maxwell's demon (J.C. Maxwell): A contemplation experiment describing the concepts of entropy. We contain a container of gas that is partitioned into two equivalent sides; each side is in thermal equilibrium with the other. The walls and the separatio
Defining Aberration: The obvious change in the position of a light-emitting object due to the fidelity of the speed of light and the
18,76,764
1939103 Asked
3,689
Active Tutors
1437318
Questions Answered
Start Excelling in your courses, Ask an Expert and get answers for your homework and assignments!!