How do you get out of a spiral dive on a Cessna?

How do you get out of a spiral dive on a Cessna?

  1. Unload. Make sure you are no longer 'pulling G's'

  2. Roll wings level

  3. Power Reduce the power to avoid overspeeding.

  4. gently pull back on the control wheel to ease out of the dive.

When slowed down to a safe airspeed apply throttle as needed.

(N.b.: Do not confuse a spiral dive with a spin)

How would you explain to your neighbour what the difference is between a precision and a non-precision approach?

How would you explain to your neighbour what the difference is between a precision and a non-precision approach?

A precision approach uses both lateral (from left to right) and vertical guidance. A non-precision approach only uses lateral guidance.

Because usually the heated air bypasses the air filter, therefore it is possible for dust to enter the engine and so exposing the engine to unnecessary engine wear.

What performance category was your last aircraft? How are airplanes classified?

What performance category was your last aircraft? How are airplanes classified?

Note: this question was asked to a candidate with previous Seneca experience, make sure to be able to answer this question for your previous aircraft type.

Seneca is class A.

Aircraft are classified according to their Vat.

How does an ILS work?

How does an ILS work?

An ILS (Instrument Landing System) is defined as a precision runway approach aid based on two radio beams which together provide pilots with both vertical and horizontal guidance during an approach to land.

The ILS aerials transmit two lobes. For a pilot on final, the lobe to his right is modulated at a frequency of 150 Hz and the one to his left at 90 Hz. The point where the lobes meet is the centre line of the runway. As the signals on the lobe move from the centre line to either side, their amplitude increases. This means the magnitude of their depth modulation increases. The depth modulation can be considered as a percentage. For example, if an aircraft receives a 15% depth modulated signal from the left and a 5% depth modulated signal from the right, the difference of modulation becomes 10% to the left. This electrical imbalance is sent to the aircraft and the localizer needle is designed in such a way that it will show a deflection to the opposite direction, telling the pilot to go to the right.

When on the centre line, the modulation difference is zero and the needle centres itself.

The glide slope or the glide path provides the pilot with vertical guidance. The glide slope is set such that a glide slope angle of 3 degrees is maintained by the pilot. The needle of the slope moves up, if the aircraft is too low and moves down if it is too much above the required path. The glide slope is on the UHF band (329.15 - 335 Mhz).

The glide slope operates the same way as the localizer. The only difference is that the lobes are emitted on the vertical plane. The upper lobe is modulated at 90 Hz while the bottom one at 150 Hz. Exactly the same way as before, the needle of the slope moves based on the difference in depth modulation. As like before when the modulation difference is nil, the glide needle moves to the very centre of the instrument.

What is Dutch roll?

What is Dutch roll?

Dutch roll is an aircraft stability issue involving oscillations of rolling and yawing motions. It occurs when the aircraft's nose deviates from its path, causing rolling in the opposite direction due to the vertical fin's side force. This generates a yawing moment, resulting in a cycle of yawing and rolling motions. Dutch roll can be problematic for passenger comfort and pilot control. Measures like tail fin design, yaw dampers, and control inputs are used to counteract it and maintain stability.

What is the coefficient of Lift?

What is the coefficient of Lift?

An adymensional number relating the lift with the dynamic pressure of the incoming flow. It is dependent on the form of the object and the angle of attack.

What systems protect against a stall?

What systems protect against a stall?

Stall warning, stick shaker, stick pusher, etc...

Generically we can destinguish between systems that alert the pilot of the impeding stall, like stall the stall warning or stick shaker, and systems that try to correct the situation, like a stick pusher.

What is rate of climb/descent?

What is rate of climb/descent?

It's vertical velocity of the aircraft usually expressed in feet per minute.

What is the washout on a wing?

What is the washout on a wing?

A wing design feature where the angle of incidence of the wing decreases from the root to the tip.

This makes it so that the wing as a tendency to stall at the root first, maintaining aileron control for a longer time and providing a resistence to spinning, facilitating recovery.

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