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A car moving with a uniform velocity of 20 metre per second come to waste on the application of brakes after travelling distance 10 metre find the acceleration |
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Answer» -20 m/s² Explanation: USE equation of motion a = (v² - u²) / (2S) = (0² - 20²) / (2 × 10) = -400 / 20 m/s² = -20 m/s² Negative SIGN indicates that it's retardation. |
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