In S=a+bt+ct2. S is measured in metres and t in seconds. The unit of c is 

(1) None

(2) m

(3) ms-1

(4) ms-2

Concept Videos :-

#1 | Basic Concepts & Examples
#2 | Dimensional Analysis : Remaining

Concept Questions :-

(4) ct2 must have dimensions of L

c must have dimensions of L/T2 i.e. LT2.

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