NEET | 2016Basic Maths and Units and DimensionsHard

Question

If the velocity of a particle is υ = At + Bt2, where A and B are constants, then the distance travelled by it between 1s and 2s is:

Options

A.

32A+4B

B.

3A + 7B

C.

32A+73B

D.

A2+B3

Solution

V = At + Bt2
X = At22+Bt33
t = 1
X1 = A2+B3
t = 2
X2 = 2A +8B3
X2 - X1 = 3A2+7B3

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