How various seconds before the plane is directly overhead

Reference no: EM1370717

Q. The pilot of an airplane traveling 210km/h wants to drop supplies to flood victims isolated on a patch of land 150m below. The supplies must be dropped how many seconds before the plane is directly overhead?

Q. A cars brakes can only accelerate the car by -10m/s^2. If the car is going 30m/s when the brakes are applied, how long would it take for the car to come to a stop?

Reference no: EM1370717

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