Weight and Balance Quiz Flashcards
What best defines an aircraft CofG?
The point at which all the weight is concentrated
The CofG is located ahead of what?
Center of lift
How does empty weight differ from licensed empty weight?
Licensed empty weight does not account for full engine oil
What is tare weight when weighing an aircraft?
Weight of chocks, blocks, jacks
The imaginary vertical plane from which all horizontal measurements are taken is known as what?
Datum
What best describes useful load?
Max certified takeoff weight - Empty weight
It is often necessary to install weight in a certain location to bring an aircraft back to its CofG range. What is that item called?
Ballast
When making a W&B calculation how is the moment found?
Arm x Weight
How are weight and balance reports certified?
Maintenance Release
An aircraft may have 2 W&B reports for different configurations, what are those weight and balance records called?
Addendums
What is the distance a weight is located from the datum called?
Arm
An item not forming part of the type design shall be entered in a list with its weight and moment. What is this list called?
Equipment list
A distance to the right/left of the fuselage centerline is called what?
Butt line
What additional requirements are there for helicopters when it comes to W&B?
Needs a lateral weight and balance
The lift produced by a wing is located approximately how far back from the leading edge?
1/3
Where are wing station measurements taken from?
The centreline
On a large aircraft with swept back wings, how is the location of the CofG expressed?
MAC %
How do you find the location of the Datum when doing W&B amendments or when reweighing aircrafts?
Maintenance Manual or POH
How is a negative arm identified when doing a weight and balance calculation?
Fuselage station FWD of the datum
For a lateral W&B calculation on a helicopter how is a negative arm determined?
Arms to the left of the butt line are negative
What is Standard Empty Weight?
Empty weight - optional equipment
What is scale weight?
empty/licensed empty weight + chocks and plus jacks
What is Net weight?
scale - tare weight
What is payload?
Sum of the weight of the flight crew, passengers, cargo and baggage
