Define Lumen or SI unit of luminous flux
Lumen: lm: The derived SI unit of luminous flux, stated as the luminous flux produced by a uniform point source of 1 cd releasing its luminous energy over a solid angle of 1 sr; it therefore has units of cd sr.
State is it possible that the nucleus consists of negative mass defect?
Explain Ampere's law? Ampere's law (A.M. Ampere):
What do you mean by the rest mass energy of the electron?
Noether theorem (Noether): A theorem that explains that symmetries are what gives rise to conserved quantities. For example, the translational symmetry (that is the fact that the laws of physics work the same in all positions) gives r
Describe the procedure how radiation emitted from the body? Illustrate in brief.
What do you mean by the term free fall acceleration? State its significance in brief?
Magnetic monopole: The hypothetical particle that comprises sources and sinks of the magnetic field. The magnetic monopoles have never been found, however would only cause pretty minor modifications to the Maxwell's equations. They also appear to be p
Meissner effect (W. Meissner; 1933): The reduction of the magnetic flux in a superconducting metal whenever it is cooled beneath the transition temperature. That is the superconducting materials imitate magnetic fields.
Describe the term ntu in thermodynamics? Illustrate in short.
Coanda effect: The effect which points out that a fluid tends to flow all along a surface, instead of flowing via free space.
18,76,764
1953397 Asked
3,689
Active Tutors
1424570
Questions Answered
Start Excelling in your courses, Ask an Expert and get answers for your homework and assignments!!