Question

Question is given in the attachment ! [AIEEE -2011] ​

Answer 1

Solution is given in the attachment .

Option (a) is correct √b/a answer

Hope it's helpful .

Answer 2

Option A is correct

Equation of given wave is y(x,t)=

e^−(ax^2+bt^2+2√abxt) y(x,t)=e^−(√ax+√bt)^2

∴ wave is traveling in -x direction with speed=

coefficient of t/ coefficient of x =√(b/a)

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