AP GN Weight and Balance

When computing weight and balance, an airplane is considered to be in balance when

What tasks are completed prior to weighing an aircraft to determine its empty weight?

What is meant by the term “residual fuel”?

What is meant by the term “residual fuel”?

Which of the following can provide the empty weight of an aircraft if the aircraft’s weight and balance records become lost, destroyed, or otherwise inaccurate?

When calculating the new weight and balance for an aircraft, what is used to determine the operating CG range?

When calculating the new weight and balance for an aircraft, what is used to determine the operating CG range?

In the theory of weight and balance, what is the name of the distance from the fulcrum to an object?

In the process of weighing an airplane toward obtaining the CG, the arms from the weighing points always extend.

Which of the following have an effect on aircraft CG results when conducting a weight and balance check?

Which of the following may cause erroneous scale readings?

(1) Private aircraft are required by regulations to be weighted periodically.

(2) Private aircraft are required to be weighted after making any alteration.

Regarding the above statements,

What FAA-approved document gives the leveling means to be used when weighing an aircraft?

Which device(s) is/are used to obtain the greatest accuracy of aircraft leveling?

To obtain useful weight data for purposes of determining the CG, it is necessary that an aircraft be weighed

What type of measurement is used to designate the arm in weight and balance computation?

What determines whether the value of a moment is preceded by a plus (+) or minus (-) sign in aircraft weight and balance?

The maximum weight of an aircraft is the

Which statement is true regarding helicopter weight and balance?

What should be clearly indicated on the aircraft weighing form?

If the reference datum line is placed at the nose of an airplane rather than at the firewall or some other location aft of the nose,

Maximum zero fuel weight is the

If it is necessary to weigh an aircraft with full fuel tanks, all fuel weight must be subtracted from the scale readings.

The empty weight of an airplane is determined by

When dealing with weight and balance of an aircraft, maximum weight is interpreted to mean the maximum

Most modern aircraft are designed so that if all seats are occupied, full baggage weight is carried, and all fuel tanks are full, what will be the weight condition of the aircraft?

The major source of weight change for most aircraft as they age is caused by

The useful load of an aircraft is the difference between

When determining the empty weight of an aircraft, certificated under current airworthiness standards (14 CFR Part 23), the oil contained in the supply tank is considered

Improper loading of a helicopter which results in exceeding either the fore or aft CG limits is hazardous due to the

The maximum weight as used in weight and balance control of a given aircraft can normally be found

An aircraft with an empty weight of 2,100 pounds and an empty weight CG +32.5 was altered as follows:

1. two 18-pound passenger seats located at +73 were removed.
2. structural modifications were made at +77 increasing weight by 17 pounds.
3. a seat and safety belt weighing 25 pounds were installed at +74.5; and
4. radio equipment weighing 35 pounds was installed at +95

   What is the new empty weight CG?

The CG range in single-rotor helicopters is

The amount of fuel used for computing empty weight and corresponding CG is

An aircraft as loaded weights 4,954 pounds at a CG of +30.5 inches. The CG range is +32.0 inches to +42.1 inches. Find the minimum weight of the ballast necessary to bring the CG within the CG range. The ballast arm is +162 inches.

As weighted, the total empty weight of an aircraft is 5,862 pounds with a moment of 885,957. However, when the aircraft was weighted, 20 pounds of potable water were on board at +84, and 23 pounds of hydraulic fluid are in a tank located at +101. What is the empty weight CG of the aircraft?

Two boxes which weigh 10 pounds and 5 pounds are placed in an airplane so that their distance aft from the CG are 4 feet and 2 feet respectively. How far forward of the CG should a third box, weighing 20 pounds, be placed so that the CG will not be changed?

An aircraft with an empty weight of 1,800 pounds and an empty weight CG of +31.5 was altered as follows:

1. two 15-pound passenger seats located at +72 were removed;
2. structural modifications increasing the weight 14 pounds were made at +76;
3. a seat and safety belt weighing 20 pounds were installed at +73.5; and
4. radio equipment weighing 30 pounds was installed at +30.

What is the new empty weight CG?

An aircraft had an empty weight of 2,886 pounds with a moment of 101.673.78 before several alterations were made. The alterations included:

1. removing two passenger seats (15 pounds each) at +71;
2. installing a cabinet (97 pounds) at +71; and
3. installing radio equipment (30 pounds) at +94.

The alterations caused the new empty weight CG to move

If a 40-pound generator applies +1400 inch-pounds to a reference axis, the generator is located

In a balance computation of an aircraft from which an item located aft of the datum was removed, use

All other things being equal, if an item of useful load, located aft of an aircraft’s CG is removed, the aircraft’s CG change will be

Datum is forward of the main gear center point – 30.24 inches

Actual distance between tail gear and main gear center points – 360.26 inches

Net weight at right main gear – 9,980 pounds

Net weight at left main gear – 9,770 pounds

Net weight at tail gear – 1,970 pounds

These items were in the aircraft when weighed:

1. Lavatory water tank full (34 pounds at +352).
2. Hydraulic fluid (22 pounds at -8).
3. Removable ballast (146 pounds at +380).

What is the empty weight CG of the aircraft described above?

When making a rearward weight and balance check to determine that the CG will not exceed the rearward limit of during extreme conditions, the items of useful load which should be computed at their minimum weights are those located forward of the

When, or under what condition(s) are adverse loading checks conducted?

When accomplishing loading computations for a small aircraft, necessary information obtained from the weight and balance records would include

When an empty aircraft is weighed, the combined net weight at the main gears is 3,540 pounds with an arm of 195.5 inches. At the nose gear, the net weight is 2,322 pounds with an arm of 83.5 inches.. The datum line is forward of the nose of the aircraft. What is the empty weight CG of the aircraft?

An aircraft with an empty weight of 1,500 pounds and an empty weight CG of +28.4 was altered as follows:

1. two 12-pound seats located at +68.5 were removed; 
2. structural modifications weighing +28 pounds were made at +73;
3. a seat and safety belt weighing 30 pounds were installed at +70.5; and
4. radio equipment weighing 25 pounds was installed at +85.

What is the new empty weight CG?

The following alteration was performed on an aircraft, a model B engine weighing 175 pounds was replaced by a model D engine weighing 185 pounds at a +62.00 inch station. The aircraft weight and balance records show the previous empty weight to be 998 pounds and an empty weight CG of 13.48 inches. What is the new empty weight CG?

If the empty weight CG of an airplane lies within the empty weight CG limits,

When computing the maximum forward loaded CG of an aircraft, minimum weights, arms, and moments should be used for items of useful load that are located aft of the

Find the empty weight CG location for the following tricycle-gear aircraft. Each main wheel weighs 753 pounds, nosewheel weighs 22 pounds, distance between nosewheel and main wheels is 87.5 inches, nosewheel location is +9.875 inches from datum, with 1 gallon hydraulic fluid at -21.0 inches included in the weight scale.

An aircraft’s LEMAC and TEMAC are defined terms of distance

If an aircraft CG is found to be at 24 percent of MAC, that 24 percent is an expression of the