1.

The initial velocity of the particle is \[10\,\,m/\sec \] and its retardation is \[=8\times \frac{9}{2}=36\ m\]. The distance moved by the particle in \[5th\]  second of its motion is                     [CPMT 1976]

A.             \[1\,\,m\]          
B.             \[19\,\,m\]
C.             \[50\,\,m\]        
D.             \[75\,m\]
Answer» B.             \[19\,\,m\]


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