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Cruise Performance

Authored by Emma Penney

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Professional Development

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Cruise Performance
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30 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec ‱ 1 pt

Define Cost Index

Cost Index is a ratio of time related costs to fuel cost. And it equates to the most economic flight speed.

Cost Index is a method for calculating project risks.
Cost Index refers to the total revenue generated by a project.
Cost Index is a measure of project duration.

2.

MULTIPLE CHOICE QUESTION

30 sec ‱ 1 pt

If time related costs are relatively low or the fuel costs are relatively high then the cost index will be

low
high

3.

MULTIPLE CHOICE QUESTION

30 sec ‱ 1 pt

If time related costs are relatively high or the fuel costs are relatively low then the cost index will be

low
high

4.

MULTIPLE CHOICE QUESTION

30 sec ‱ 1 pt

The cost index is entered into the FMC and is used to determine the minimum cost speed, commonly referred to as what speed?

Cruise Speed

ECON Speed

Maximum Speed
Climb Speed

5.

MULTIPLE CHOICE QUESTION

30 sec ‱ 1 pt

Define Specific Range also known as - Specific Air Range or Specific Ground Range

Specific Range is the total weight of an aircraft divided by its fuel capacity.
Specific Range refers to the maximum altitude an aircraft can reach on a given fuel load.
Specific Range is the speed of an aircraft measured in knots per hour.

Specific Range is the air or ground distance an aircraft can achieve for a unit weight of fuel burned

6.

MULTIPLE CHOICE QUESTION

30 sec ‱ 1 pt

The difference between specific air range and specific ground range is?

The prevailing wind conditions

The difference is based on the weight of the cargo being transported.
The difference is only in the speed of the vehicle.
The difference is the altitude of travel and the type of aircraft.

7.

MULTIPLE CHOICE QUESTION

30 sec ‱ 1 pt

What's the definition of maximum range cruise speed?

The speed at which an aircraft can carry the maximum payload.
The speed that minimizes fuel consumption regardless of distance.
The speed that allows for the fastest ascent to cruising altitude.

The speed at which the aircraft will travel the maximum distance for a given amount of fuel or MRC = Cost Index 0

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