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Q Define threshold frequency?
The minimum frequency of incident radiation lower which the photoelectric emission isn't possible completely but high the intensity of incident radiation may be. The threshold frequency is dissimilar for different metals.
Neutron is a fundamental particle which is necessary constituent of all nuclei except that of hydrogen molecule. It was discovered by Chadwick. (1) The charge of neutron: It is
The points of maximum amplitude are called as antinodes. At ends density and air pressure both are very low.
to draw v-t graph with variable retardation
Some wire of cross-sectional area 1mm 2 has a resistance of 20 ?. Determine (a) the resistance of a wire of the same length and material if the cross-sectional area is 4mm 2 ,
whta is three application of electrostyatics
Energy: The term energy may be defined as the capacity for doing work. There are two forms of energy: potential energy and kinetic energy. POTENTIAL ENERGY Potential e
What is the angular acceleration of the Earth around the Sun? What equation is used to derive it?
What are capacitors used for in induction coils
Q. Illustrate how do you convert from Pascal to torr? Answer:- Converting the Pascal to the torr The pascal is a slighter unit of pressure than the torr and there are 1
Get an expression for lateral shift produced by a parallel sided glass slab placed in air.
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