A&P Aircraft Weight & Balance 2

Question 1

An aircraft weighs 2,500 lbs with its CG at station 85. If 200 lbs of cargo is added at station 120, what is the new total weight?

Accepted Answer

2,700 lbs

Answer

2,500 lbs

Answer

2,600 lbs

Answer

2,800 lbs

Question 2

What is the correct formula to find the new CG after adding weight to an aircraft?

Accepted Answer

(Old total moment + New item moment) ÷ New total weight

Answer

(Old weight × Old arm) + New weight ÷ New arm

Answer

Old CG + (Added weight × Distance from old CG)

Answer

New total weight ÷ (Old moment + New moment)

Question 3

An aircraft's CG is at station 78, the forward CG limit is station 72, and the aft CG limit is station 88. What is the CG status?

Accepted Answer

Within limits

Answer

Out of limits forward

Answer

Out of limits aft

Answer

The aircraft must be re-weighed immediately

Question 4

Which graphical tool allows a mechanic to quickly verify if a loaded aircraft's weight and CG combination is acceptable without manual calculation?

Accepted Answer

CG envelope (moment envelope chart)

Answer

Slide rule

Answer

Loading graph

Answer

Electronic weight and balance computer

Question 5

What effect does moving cargo from an aft compartment to a forward compartment have on the CG?

Accepted Answer

Moves the CG forward

Answer

Moves the CG aft

Answer

Has no effect on CG location

Answer

Increases total weight only

Question 6

An aircraft has an aft CG limit of station 92 and a calculated CG of station 94. What is the correct corrective action?

Accepted Answer

Move weight forward or remove weight from aft compartments to bring CG within limits

Answer

The flight may proceed with a placard noting the condition

Answer

Add ballast to the aft section to stabilize the aircraft

Answer

Recalculate the datum reference and re-check

Question 7

What is tare weight in aircraft weighing procedures?

Accepted Answer

The weight of equipment such as chocks and slings placed on the scales during weighing

Answer

The weight of unusable fuel left in the tanks

Answer

The weight of all permanently installed equipment

Answer

The weight difference between the full and empty fuel configuration