1.

Find the dimensions of a/b in the equation. F=asqrtx+bt^(2) where F is force, x is distance and t is time.

Answer»

SOLUTION :`[asqrtx]=[F]`
`therefore [a]=([F])/([SQRTX])=(MLT^(-2))/(L^(1//2))=ML^(1//2)T^(-2)`
`[BT^(2)]=[F]`
`therefore [b]=([F])/([t^(2)])=(MLT^(-2))/(T^(2))`
`=MLT^(-4)`
`[a//b]=(ML^(1//2)T^(-2))/(MLT^(-4))=L^(-1//2)T^(2)`


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