What do you know about carb icing? Would you experience it today?

What do you know about carb icing? Would you experience it today?

Carb icing can occur in the engine induction system and in the carburettor of piston engines.

Regarding the second question, mention the conditions in which carb icing can occur and if it would be possible on that particular day.

Conditions for carb icing: when OAT is between -10 & +30, with high humidity (greater than 40%) and/or visible moisture.

What navigational instruments does the Boeing 737-800 have?

What navigational instruments does the Boeing 737-800 have?

IRS / GPS / VOR / DME

What is the difference between angle of attack and angle of incidence?

What is the difference between angle of attack and angle of incidence?

Angle of attack is the angle between the chord of the aerofoil and the relative airflow.

Angle of incidence is the angle between the chord and the aircrafts longitudinal datum.

What do high lift devices do?

What do high lift devices do?

High lift devices increase the lift produced by a wing, allowing the aircraft to operate at lower speed ranges usually for take off and landing.

What is an anti-servo tab?

What is an anti-servo tab?

An anti-servo tab works in the opposite way to a servo tab.

It deploys in the same direction as the control surface, making the movement of the control surface more difficult and requires more force applied to the controls by the pilot.

What errors would cause an altimeter to malfunction?

What errors would cause an altimeter to malfunction?

Altimeter errors:

Instrument error Pressure error Time-lag error Barometric error

Explain the definition “critical engine”.

Explain the definition “critical engine”.

The critical engine of a multi-engine, fixed-wing propeller-driven aircraft is the one whose failure would result in the most adverse effects on the aircraft's handling and performance.

Due to the asymmetric blade effect (P-factor), the right-hand engine typically develops its resultant thrust vector at a greater lateral distance from the aircraft's C.G. than the left-hand engine.

The failure of the left-hand engine will result in a larger yaw effect via the operating right-hand engine, rather than vice-versa, and it is termed the Critical Engine. Since the operating right-hand engine produces a stronger yaw moment, the pilot will need to use larger control deflections in order to maintain aircraft control. Thus, the failure of the critical (left-hand) engine is less desirable than failure of the right-hand engine.

The operating right-hand engine will produce a more severe yaw towards the dead engine, thus making the failure of the left-hand engine critical.

What is BEM?

What is BEM?

Basic Empty Mass (BEM) is the mass of the aircraft with the basic equipment, unconsumable fluids and unusable fuel and oil.

How does an altimeter work and which errors can an altimeter experience?

How does an altimeter work and which errors can an altimeter experience?

When an aircraft climbs, the static pressure in the instrument case decreases, which allows the enclosed capsule to expand.

This in turn moves the needle on the instrument to indicate a corresponding altitude.

During descent, the opposite function applies.

Altimeter errors can originate and vary from:

Instrument Pressure Time-lag Barometric Density Temperature Blocked static port

What clearance do MSA values give?

What clearance do MSA values give?

They provide at least 1000ft clearance over obstacles within 25NM of the homing facility.

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