Cessna 172 POH Terms & Definitions

Question 1

KCAS

Answer 1

Knots Calibrated Airspeed

Question 2

KIAS

Answer 2

Knots Indicated Airspeed

Question 3

KTAS

Answer 3

Knots True Airspeed

Question 4

V_A

Answer 4

Maneuvering Speed

Question 5

V_FE

Answer 5

Maximum Speed - Flaps Extended

Question 6

V_NO

Answer 6

Maximum Structural Cruising Speed

Question 7

V_NE

Answer 7

Never Exceed Speed

Question 8

V_S

Answer 8

Stall Speed

Question 9

V_SO

Answer 9

Stall Speed - Landing Configuration

Question 10

V_X

Answer 10

Best Angle-of-Climb Speed

Question 11

V_Y

Answer 11

Best Rate-of-Climb Speed

Question 12

OAT

Answer 12

Outside Air Temperature

Question 13

Knots Calibrated Airspeed

(Definition)

Answer 13

Indicated airspeed corrected for position and instrument error and expressed in knots.

Knots calibrated airspeed is equal to KTAS in standard atmosphere at sea level.

Question 14

Knots Indicated Airspeed

​(Definition)

Answer 14

The speed shown on the airspeed indicator and expressed in knots.

Question 15

Knots True Airspeed

​(Definition)

Answer 15

The airspeed expressed in knots relative to undisturbed air

(KCAS corrected for altitude and temperature.)

Question 16

V_A (definition)

Answer 16

The maximum speed at which full or abrupt control movements may be used without overstressing the airframe.

Question 17

Course Datum

Answer 17

The compass reference used by the autopilot, along with course deviation, to provide lateral control when tracking a navigation signal.