# In a flight of 600 km an aircraft

Asked by admin @ in Art viewed by 485 People

In a flight of 600 km, an aircraft was slowed down due to bad weather. Its average speed for the trip was reduced by 200 km/hr and the time of flight increased by 30 minutes. The duration of the flight is:

The duration of the flight is 1 hour

Let the duration of the flight be x hours.

Then,600/x-600/
x + (1/2)= 200
600/x-1200/
2x + 1= 200
x(2x + 1) = 3
2x
² + x - 3 = 0
(2x + 3)(x - 1) = 0
x = 1 hr.

## An aircraft travelling at 600 km h accelerates steadily

Asked by admin @ in Physics viewed by 294 persons

An aircraft travelling at 600 km/h accelerates steadily at 10km/h per second. Taking the speed of sound as 1100 km/h at the aircraft's altitude, how long will it take to …

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