an aeroplane flying horizontally 1 km above the ground and going away from the observer is observed at an elevation of 60 ° after 10 seconds its elevation is observed to be 30° find the uniform speed of Aeroplane in kilometre per hour
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Answer:
The distance travelled by the aeroplane in 10 seconds will be the difference between the different positions. Thus the speed of the aeroplane is 240√3 km/hr.
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the answer will be 240√3 km/hr.
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