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1. |
A particle moves in a straight line and its velocity v at time t seconds is given byv = 3t2 4t + 5 cm/second. What will be the acceleration of the particle during first 3 seconds after the start? |
A. | 10cm/sec<sup>2</sup> |
B. | 12cm/sec<sup>2</sup> |
C. | 14cm/sec<sup>2</sup> |
D. | 16cm/sec<sup>2</sup> |
Answer» D. 16cm/sec<sup>2</sup> | |