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1. |
A car moving on a road with uniform acceleration covers \[20\,\,m\] in the first second and \[30\,\,m\] in the next second. What is its acceleration? |
A. | \[20\,\,m\,\,{{s}^{-2}}\] |
B. | \[10\,\,m\,\,{{s}^{-2}}\] |
C. | \[30\,\,m\,\,{{s}^{-2}}\] |
D. | \[5\,\,m\,\,{{s}^{-2}}\] |
Answer» C. \[30\,\,m\,\,{{s}^{-2}}\] | |