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what is the graph between magnification and image distance for a convex lens..and how can we find the focal length for the lens using the graph? Ans) The distance between the lens and the screen was the focal length f of the lens and graph between magnification and image distace is a straight line i think because image distace is proportional to the magnification( i.e m=v/u) here v=image distace
Mole definition
principle and application
if the electon in hydrogen atom is exited to n=5 the number of diffrent frequency of radiations which may be exited is
Nucleophilic addition reactions (i) Carbonyl compounds give nucleophilic addition reaction along with those reagents which on dissociation give electrophile also nucleophile.
The energy required to dislodge electron from excited isolated H-atom, IE 1 = 13.6 eV is: (1) = 13.6eV (2) > 13.6eV (3) 3.4 eV
Pennies made after 1982 are made of 97.5% zinc and 2.5% copper instead of 95% copper and 5% zinc. Pree 1982 pennies weighed 3.10g. The penny contained 2.95g of zinc and 0.15g of co
Half life of reaction refers to as the time during which the concentration of the reactants is reduced to half of the initial concentration or it is the time essential for the comp
Ask question #periodic properties #
how trans uranium elements are seperated by solvent extraction
sodium prepration
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