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Longest Chain Rule

at an instant...

Question

at an instant t the coordinate of a particle are x =at2 ,y=bt2 and z= 0 then its velocity at instant t wiill b e

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Solution

Dear student ,

$x c o m p o o f v e l o c i t y = 2 a t y c o m p o v e l o c i t y = 2 b t z c o m p o o f v e l o c i t y = 0 v e l o c i t y = \sqrt{4 a^{2} t^{2} + 4 b^{2} t^{2}} = 2 t \sqrt{a^{2} + b^{2}} R e g a r d s$

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