1.

A body is moving according to the equation \[x=at+b{{t}^{2}}-c{{t}^{3}}\] where \[x=\] displacement and \[a,\ b\] and \[c\] are constants. The acceleration of the body is                       [BHU 2000]

A.             \[a+2bt\]        
B.             \[2b+6ct\]
C.             \[2b-6ct\]
D.                      \[3b-6c{{t}^{2}}\]
Answer» D.                      \[3b-6c{{t}^{2}}\]


Discussion

No Comment Found

Related MCQs