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Shahrukh
Young's Double Slit Experiment?
in young's double slit experiment using monochromatic light L1 of wavelength 700 nm,10 th bright fringe was obtained at the same point P on a screen.Which bright fringe will be obtained at the same point P.if the monochromatic light of wavelength of 500nm is used in place of L1
2 AnswersPhysics9 years agoCoulomb's law question,pls explain this?
Two point charges of +2 µC and +6 µC repel each other with a force of 12 N.if each is given an additional charge of -4 µC,then what will be the new force?
2 AnswersPhysics1 decade agoCoulomb's law question,can anyone help please?
The distance between two negatively charged dust particle is 1 mm and they repel ech other with a force of 4.0*10^-5 N.If the charge on one particle is 4 times that of other,then find the no of electron charging them seperately.The charge on electron is (5/3)*10^-19C.
1 AnswerPhysics1 decade agoQuestion based on Coulomb's law,pls answer it?
Two positive charge distant 0.1 m apart,repel each other with a force of 18 N.If the sum of the charges be 9 micro coulomb,then calculate their seperate forces
1 AnswerPhysics1 decade agoHow far apart two electrons be,if the force between them equal to the weight of an electrons?
Charge on electron=-1.6*10^-19 C. mass of electron=9.0*10^-31
3 AnswersPhysics1 decade agoQuestion of Coulomb's law?
the mutual electrostatic force of attraction between two small spheres carrying charges +0.4 micro Coulomb and -0.8 micro coulomb in air is 0.2 N.What is the seperation between the two spheres?
1 AnswerPhysics1 decade agoA 5.2 molal aqueous solution of methyl alcohol.What is the mole fraction of methyl alcohol in the soln?
Pls explain
1 AnswerChemistry1 decade agoThe solubility of Ba(OH)2*8H2O in water at 288K is 5.6g per 100g of water.what is the molality of hydroxide ?
ions in the saturated solution of barium hydroxide at 288K.
answer is:0.36mol per kg
1 AnswerMathematics1 decade agoThe mole fraction of benzene in a solution in toluene is 0.40.Calculate the weight percent of benzene in soln?
Pls explain this problem to me
2 AnswersChemistry1 decade agoThe density of 3M aqueous solution of sodium thiosulphate is 1.25g/ml.Calculate the mole fraction of Na2S2O3?
And also find the molality of Na+ and S2O32- IONS
PLs explain and solve
1 AnswerChemistry1 decade ago150 cm^3 of a decimolar NaOH solution is diluted to 750 cm^3.Find the molarity of the diluted solution.?
Please help me by answering this question
Please explain and solve
3 AnswersChemistry1 decade agoA 6.90 M solution of kOH in water contain 30% by weight of KOH.What is the density of the solution?
I am unable to understand this problem
pls explain me
2 AnswersChemistry1 decade ago100cm3 of a centimolar solution of an acid contain 0.098g of the acid.Find the molecular mass.?
Pls explain me
1 AnswerChemistry1 decade agoone tonne of air contain 2*10^-3 g of carbon as smoke.Calculate the concentration of carbon in ppm in air.?
Please explain and solve
The answer is 2*10^-3 ppm
2 AnswersChemistry1 decade agoCalculate the no of molecules of oxalic acid in 100 ml of 0.2N oxalic acid solution?
Pls help me out with this question
1 AnswerChemistry1 decade agoPlease Help me!!!!with this question?
Concentrated Nitric acid used as a laboratory reagent is usually 69% by mass of nitric acid.Calculate the volume of the solution which contained 23g of HNO3.Density of conc.HNO3 solution is 1.41 g cm^-3
1 AnswerChemistry1 decade ago