If a particle is moving in + x direction. Its position x de…

Physics Units, Dimensions and Measurement Dimensions Comprehension (MCQ)

If a particle is moving in + x direction. Its position x depends upon time 't' according to the equation
x = at + bt 2 .

(i) What is the dimension of 'a'?

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Ans.

(i)

Sol. Dimension of x = Dimension of at = Dimension of bt 2

(ii)

Sol. Dimension of x = Dimension of at = Dimension of bt 2

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