A body is moving with variable acceleartion (a) along a straight line. The average acceleration of body in time interval `t_(1)" to "t_(2)` is :-A. `(a[t_(2)+t_(1)])/(2)`B. `(a[t_(2)-t_(1)])/(2)`C. `(underset(t_(1))overset(t_(2))int"a dt")/(t_(2)+t_(1))`D. `(underset(t_(1))overset(t_(2))int"a dt")/(t_(2)-t_(1))`

A body is moving with variable acceleartion (a) along a straight line.

1.	A body is moving with variable acceleartion (a) along a straight line. The average acceleration of body in time interval `t_(1)" to "t_(2)` is :-A. `(a[t_(2)+t_(1)])/(2)`B. `(a[t_(2)-t_(1)])/(2)`C. `(underset(t_(1))overset(t_(2))int"a dt")/(t_(2)+t_(1))`D. `(underset(t_(1))overset(t_(2))int"a dt")/(t_(2)-t_(1))`
Answer» Correct Answer - D

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