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 π 0
 π 0
 π 41
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The table below shows how the braking distance x for a car depends on its initial speed u u / ms1 5.0 10 20 4 x / m 2.0 8.0 32 128 the reaction time of a driver is 0.60s. Calculate the sopping distance of the car when u= 30ms1.
asked by cylinder on November 9, 2017 
As physics
The table below shows how the braking distance x for a car depends on its initial speed u u / ms1 5.0 10 20 4 x / m 2.0 8.0 32 128 the reaction time of a driver is 0.60s. Calculate the sopping distance of the car when u= 30ms1.
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Q11.The table below shows how the braking distance x for a car depends on its initial speed u.  u / ms1  5  10  20  40   X / M  2  8  32  128  The relationship between x and u is: doubling speed increases distance by
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The table below shows how the braking distance x for a car depends on its initial speed u u / ms1 5.0 10 20 4 x / m 2.0 8.0 32 128 the reaction time of a driver is 0.60s. Calculate the sopping distance of the car when u= 30ms1.
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