• anonymous
A car is travelling at 40m/s. The driver sees an emergency ahead and 0.5s later slams on the brakes. The acceleration of the car is -4m/s^2. a)What distance will the car travel before it stops b)If the driver was able to apply brakes instantaneously without a reaction time, over what distance would the car stop? c)Calculate the difference in your answers to (a) and (b) d) Assume now that the car was travelling at 30m/s instead. Without performing any calculations, would the answer to (c) now be less than,equal to or larger than before? Explain your answer
  • Stacey Warren - Expert
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  • jamiebookeater
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  • shamim
a) Firmula is v^2=u^2+2*a*s
  • shamim
Dont u need the help for others problem?

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