1.

(A): If vecr_(1) and vecr_(2) be the initial and final displacement in time vecv_("avg")=(vecr_(2)-vecr_(1))/(t) (R) : The average velocity of a particle having initial and final velocity vecv and vecv_(2) is (vecv_(1)+vecv_(2))/(2), for uniform accelertion

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Both (A) and (R) are true and (R) is the CORRECT EXPLANATION of (A)
Both (A) and (R) are true and (R) is not the correct explanation of (A)
(A) is true but (R) is false
Both (A) and (R) are false

Answer :B


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