A car being driven by a physics teacher is located 0.4 km from a railway crossing and is cruising towards it with a velo

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answerhappygod
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A car being driven by a physics teacher is located 0.4 km from a railway crossing and is cruising towards it with a velo

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A car being driven by a physics teacher is located 0.4 km from arailway crossing and is cruising towards it with a velocity of 30m/s. The teacher notices a train to be within 300 m from thecrossing and moving towards it with a constant velocity of 25 m/s.If the teacher decides to "GO FOR IT!" and begins to accelerate hiscar the instant he sees the train such that the velocity of the caris 45 m/s when it reaches the crossing: Determine whether ornot a crash will take place. Explain and show all calculations.
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