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A car accelerates from rest to a speed of 36 km/h in 20 seconds. What is the acceleration of the car in m/s2? (0.4m/s2) show solving problems |
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Answer» Given:u=0v=36km/hrt=20 secondsTo Find:a=? solution:According to NEWTON's FIRST law of MOTION, v=u+at36=0+a×2036=20aa=36/20a=18/10a=1.8m/s²Therefore, ACCELERATION of the car is 1.8 m/s². |
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