Locate 135 minutes on the inner time scale (or 2:15 on the hour scale). Read the total fuel burn on the outer scale. 18.9 Gallons. Verified Exercise 5: Endurance (Time Remaining)
✅ Colder air → lower true altitude. Approx 4% per 10°C from ISA.
The front side of the E6B is used for multiplication, division, and time-speed-distance calculations, often utilizing the 60-to-1 ratio. Exercise 1: Time, Speed, and Distance
Align the 60 pointer with 85 (representing 8.5) on the outer scale. e6b flight computer exercises verified
It comprises two main sides: the handles time-speed-distance, fuel, and airspeed conversions; the Wind Side solves wind triangle problems to compute true heading and ground speed. Familiarly called the "whiz wheel" or "prayer wheel" for the hand motions used to operate it, the E6B is a trusted backup to any electronic device.
Fuel calculations follow the exact same mathematical principles as speed and distance. Substitute "gallons" for "miles" and "gallons per hour" for "knots." Exercise 4: Total Fuel Burned
✅ Many E6Bs give 12° as one-step. Common teaching: turn 10° toward course. Locate 135 minutes on the inner time scale
Below are verified exercise examples and a breakdown of how to use the device to solve them. 1. Time, Speed, and Distance (The Front Side)
: This is vital for maintaining a desired ground track in a crosswind. Step-by-Step Execution
The wind side of the E6B utilizes vector geometry to determine how wind affects your heading and speed. Exercise 3.1: True Heading and Groundspeed True Course (TC): 090° True Airspeed (TAS): 120 knots Wind Vector: From 180° at 25 knots Verified Exercise 5: Endurance (Time Remaining) ✅ Colder
The E6B flight computer remains a cornerstone of pilot training, serving as a reliable analog fallback when modern avionics fail. Mastery of this mechanical slide rule is required for passing FAA knowledge exams and ensuring cockpit safety.
Read your True Airspeed on the outer scale directly above 120. 137 KT TAS. Verified Exercise 7: Determining Density Altitude
Your engine burns 8.5 gallons per hour (GPH). You will be flying for 2 hours and 15 minutes. Question: What is your total fuel burn? Steps: Align the inner "60" with 8.5 on the outer scale. Locate 135 minutes (2h 15m) on the inner scale. Read the fuel burn on the outer scale. Verified Answer: 19.1 gallons ( Part 2: Wind and Groundspeed (Wind Side)