AM Aircraft Weight & Balance 3

Question 1

What is the primary purpose of establishing CG limits for an aircraft?

Accepted Answer

To ensure the aircraft remains controllable and structurally safe throughout its flight envelope

Answer

To maximize fuel efficiency during cruise

Answer

To reduce engine maintenance intervals

Answer

To comply with noise abatement regulations

Question 2

What is 'MAC' (Mean Aerodynamic Chord) used for in weight and balance?

Accepted Answer

Expressing CG location as a percentage of the wing chord for transport-category aircraft

Answer

Calculating total engine thrust output

Answer

Determining fuel tank capacity

Answer

Measuring propeller blade length

Question 3

If an item weighing 50 lbs is removed from a station 120 inches aft of the datum, how does the CG shift?

Accepted Answer

CG shifts forward

Answer

CG shifts aft

Answer

CG does not change

Answer

CG shifts upward

Question 4

What information is required when computing weight and balance for a flight?

Accepted Answer

Weight and location of all items including passengers, baggage, cargo, and fuel

Answer

Aircraft serial number and date of manufacture only

Answer

Only passenger weights and fuel load

Answer

Only the total gross weight

Question 5

What does a negative arm value indicate in a weight and balance calculation?

Accepted Answer

The item is located forward of the datum

Answer

The item is above the aircraft's waterline

Answer

The item is located aft of the datum

Answer

The item exceeds the maximum allowable weight

Question 6

Which regulatory reference establishes weight and balance requirements for certificated aircraft maintenance?

Accepted Answer

14 CFR Part 43 and the aircraft's approved Type Certificate Data Sheet (TCDS)

Answer

14 CFR Part 65

Answer

AC 43.13-1B only

Answer

14 CFR Part 91 only

Question 7

What is the consequence of exceeding the aircraft's maximum gross weight?

Accepted Answer

Overstress of the structure, degraded performance, and potential loss of airworthiness

Answer

Slightly reduced fuel efficiency only

Answer

Automatic activation of the stall warning system

Answer

Increased propeller RPM limits