1.

A truck has to carry a load in the shortest time from one station to another station situated at a distance L from the first. It can start up or slowdown at the same acceleration or deceleration what maximum velocity must the truck attain to satisfy this condition?

A. \[\sqrt{La}\]      
B. \[\sqrt{2La}\]
C. \[\sqrt{3La}\]                
D. \[\sqrt{5La}\]
Answer» B. \[\sqrt{2La}\]


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