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baha jaff Grade: 12
        

An airplan moves on the runway of the airport at aconstant acceleration,then it takes off after it travels 1.5  km on the runway at avelocity of 210 km/h . what is the acceleration of airplane?

6 years ago

Answers : (1)

vikas askiitian expert
510 Points
										

for constant accleration we can use


v2 = u2 + 2as


u=0 , a=? ,


v=210km/h=58.33m/s  &


s=1.5km=1500m


 a = v2/2s


   =(58.33)2/2(1500)


   =1.1m/s2

6 years ago
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