Working of Aeroplane

Which alloy is used in the manufacturing of aeroplane?

Which alloy is used in the manufacturing of aeroplane?

The total mechanical energy of an aeroplane at rest is …………..

The weight of an aeroplane flying in the air is balanced by

The weight of an aeroplane flying in air is balanced by

The angle of elevation of an aeroplane from a point on the ground is 60^(@) . After flying for 30 seconds, the angle of elevation charges to 30^(@) . If the aeroplane is flying at a height of 4500 m, then what is the speed (in m/s) of aeroplane

Which physical principal is involved in the working of a jet aeroplane ?

Noise intensity of jet aeroplane is