中南大学大学物理双语版答案Problem-1-22(总31页).doc

Problem 1. Answers: 1. ; ; 7.13.() 2. 3. a-e, b-d, c-f. 4. d: , , , , 5. (a), (Answer)(b) , , (Answer) (Answer)(c) , (Answer)6. Solution: From the definition of acceleration for a straight line motion , and the given condition , we have .Apply chain rule to dv/dt, the equation can be rewritten as Separating the variables gives Take definite integration for both sides of the equat