light
what is the speed of light?
Briefly state the definition of Pascal’s principle?
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.
State is it possible that the nucleus consists of negative mass defect?
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.
Write down any two elementary particles that have nearly infinite life time?
Doppler Effect (C.J. Doppler): The waves emitted by a moving object as received by an observer will be blue shifted (compressed) when approaching, redshifted (that is, elongated) if receding. This takes place both in sound and also el
advantages and disadvantages of a plasma globe
Explain laws of black-hole dynamics or First law of black hole dynamics and Second law of black hole dynamics? Q : Calculate the intensity I along y axis As shown in the figure below, a source at S is sending out a spherical wave: E1=(A×D/r) cos(wt-2πr/λ); where r is the distance to source
As shown in the figure below, a source at S is sending out a spherical wave: E1=(A×D/r) cos(wt-2πr/λ); where r is the distance to source
Briefly illustrate all the Newton s laws of motion?
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