1.

Velocity-time (v-t) graph for a moving object is shown in the figure. Total displacement of the object during the time interval when there is non-zero acceleration and retardation is                                        [Kerala PMT 2005]            

A.                         60 m            
B.                         50 m            
C.                         30 m            
D.                         40 m   
Answer» C.                         30 m            


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