## At what angle is the airplane climbing?

Question

An airplane is taking off from a runaway with airspeed of 130 km/hr. A car driving at 120 km/hr on the runaway is able to remain just below the airplane. At what angle is the airplane climbing?

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General Physics
4 years
1 Answer
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## Answer ( 1 )

The horizontal component of the airplane’s velocity = the car’s velocity for this to happen.

So if x is the angle of the airplane’s climb, then

130cosx = 120

cos x = 12/13

x = 22.6°