# Units and Dimensions – 95

95. A force is given by F = at + bt2, where t is the time. The dimensions of a and b are :

(a) [M L T –4] and [M L T] (b) [M L T –1] and [M L T 0] (c) [M L T –3] and [M L T –4] (d) [M L T –3] and [M L T 0]

Explanation
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