A Young's double-slit experiment is performed using monochromatic light of wavelength The intensity of light at a point on the screen, where the path difference is
, is K units. The intensity of light at a point where the path difference is
is given by
, where n is an integer. The value of n is __________
Option: 1 9
Option: 2 6
Option: 3 3
Option: 4 12
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5 g of Na2SO4 was dissolved in x g of H2O. The change in freezing point was found to be 3.820C. If Na2SO4 is 81.5% ionised, the value of x (K
A capacitor is made of two square plates each of side 'a' making a very small angle
A solution of m-chloroaniline, m-chlorophenol and m-chlorobenzoic acid in ethyl acetate was extracted initially with a saturated solution of NaHCO3 to give fraction A. The leftover organic phase was extracted with d