Aircraft Instruments

Question 1

This is also known as “Pressure Instruments”

Answer 1

Pitot-Static Instruments

Question 2

This is a French Hydraulic engineer who invented the Pitot Tube

Answer 2

Henri Pitot

Question 3

This measures the dynamic pressure

Answer 3

Pitot Tube

Question 4

This is the source of total pressure

Answer 4

Pitot Tube

Question 5

This is also known as ambient pressure

Answer 5

Static Pressure

Question 6

It is always present whether an aircraft is moving or not. This is the pressure of the atmosphere around the object

Answer 6

Static pressure

Question 7

This is also known as impact pressure

Answer 7

Dynamic pressure

Question 8

This is the pressure caused by air moving against an object

Answer 8

Dynamic pressure

Question 9

This measures the static pressure. This is vented through small holes to the free undisturbed air on the side(s) of the aircraft

Answer 9

Static Port

Question 10

This is a sensitive, differential pressure gauge which measures and promptly indicates the difference between pilot (dynamic) pressure and static pressure.

Answer 10

Airspeed Indicator

Question 11

This is captured through the pitot tube and will be flowing into the diaphragm.

Answer 11

Ram air

Question 12

What is ram air registered as?

Answer 12

Dynamic pressure

Question 13

This is captured through the static ports located on the side of the fuselage and will be going inside the instrument casing.

Answer 13

Static Pressure

Question 14

What is the label for power-off stall speed in the landing configuration

Answer 14

V_s0

Question 15

What is the label for Maximum flap extended speed

Answer 15

V_fe

Question 16

What is the label for Power-off stall speed with clean configuration

Answer 16

V_s1

Question 17

What is the label for Maximum structural cruising speed for normal operation?

Answer 17

V_no

Question 18

The label for aircraft manufacturing speed

Answer 18

V_A

Question 19

The label for Landing Gear Extended speed

Answer 19

V_LE

Question 20

The label for Landing Gear Operation Speed

Answer 20

V_LO

Question 21

The label for Best glide speed

Answer 21

V_Glide

Question 22

Label for best angle of climb speed

Answer 22

V_x

Question 23

Label for best rate of climb speed

Answer 23

V_y

Question 24

This gives the greatest altitude gain in the shortest horizontal distance

Answer 24

Best angle of climb (vx)

Question 25

This gives the greatest altitude gain in the shortest time

Answer 25

Best rate of climb (vy)

Question 26

Give the four types of airspeed

Answer 26

-indicated airspeed (IAS) -calibrated airspeed (CAS) -true airspeed (TAS) - ground speed(GS)

Question 27

This is the speed that you are reading directly from airspeed indicator

Answer 27

Indicated airspeed (IAS)

Question 28

Manufacturers use this airspeed as the basis for determining aircraft performance

Answer 28

Indicated airspeed (IAS)

Question 29

This is the indicated airspeed corrected for installation error

Answer 29

Calibrated airspeed (CAS)

Question 30

Any errors that interfere with the system that is reading total and static pressure are connected here

Answer 30

Calibrated airspeed (CAS)

Question 31

Calibrated airspeed is equal to _______________ in standard atmosphere at sea level

Answer 31

true airspeed

Question 32

What does KIAS stand for

Answer 32

Indicated Airspeed in Knots

Question 33

What does KCAS stand for

Answer 33

Calibrated Airspeed in Knots

Question 34

This is calibrated airspeed corrected for altitude and nonstandard temperature

Answer 34

True Airspeed (TAS)

Question 35

This is used for flight planning and is used when filing a flight plan

Answer 35

True Airspeed (TAS)

Question 36

As altitude of temperature increases, TAS increases to compensate for the decrease in air density. True or False

Answer 36

True

Question 37

This is the actual speed of the airplane over the ground

Answer 37

Ground Speed (GS)

Question 38

GS __________ with a headwind, GS __________ with a tailwind

Answer 38

decreases, increases

Question 39

State the instrument errors in pitot tube failure

Answer 39

- Icing over the pitot tube - Trapped water in the lines - Leaks due to holes or loose fittings - Obstructions/ blockages - Taped or covered ports

Question 40

What is the instrument that measures the height of an aircraft above a given pressure level.

Answer 40

Altimeter

Question 41

This is a type of barometer which measures the vertical distance to the surface

Answer 41

Altimeter

Question 42

Where does the altimeter get readings from and through where?

Answer 42

from the static system (static port) and through the sealed aneroid wafers

Question 43

These function by measuring pressure differences which are displayed in terms of feet

Answer 43

Altimeters

Question 44

It is defined as station pressure reduced to sea level. It is only accurate only in the vicinity of the reporting station.

Answer 44

Altimeter Setting

Question 45

When it comes to changing the altimeter setting, the pilot registers changes in the small window called?

Answer 45

Kollsman Window

Question 46

What are the three types of altimeter settings?

Answer 46

- QFE - QNH - QNE

Question 47

This is a barometric scale window of a sensitive altimeter used to adjust the altitude for the altimeter setting

Answer 47

Kollsman Window

Question 48

What is the range of the scale in Kollsman Window?

Answer 48

28.00'' to 31.00'' inches of mercury, or 948 to 1,050 milibars

Question 49

The height above the runway. It reads zero when you are on the runway and gives your height above it when you are airborne

Answer 49

QFE ("Field Elevation")

Question 50

The height above sea level. It reads runway elevation when you are on the runway and is based on an altimeter setting adjusted until the station's correct elevation above sea level is read

Answer 50

QNH ("Height Above Sea Level")

Question 51

This is a pressure setting of 29.92 inches or 1013 hPa that will produce a standard atmosphere altitude and provides the basis for flight levels

Answer 51

QNE ("En Route")

Question 52

In altimeter reading, the long pointer (with a triangle) measures altitude in intervals of what?

Answer 52

10,000 feet

Question 53

In altimeter reading, the wide pointer measures altitude in intervals of _________?

Answer 53

1,000 feet

Question 54

The medium, thin pointer measures altitude in intervals of ___________?

Answer 54

100 feet

Question 55

This is only displayed if the altitude are below 10,000 feet

Answer 55

Crosshatch flag

Question 56

State the five types of altitudes

Answer 56

- Indicated Altitude - True Altitude - Absolute Altitude - Pressure Altitude - Density Altitude

Question 57

This is the altitude that is read directly from the altimeter when it is set to the current altimeter setting

Answer 57

Indicated Altitude

Question 58

The vertical distance of the aircraft above sea level-the actual altitude. It is often expressed as feet above mean sea level (MSL).

Answer 58

True Altitude

Question 59

What type of altimeter setting is true altitude?

Answer 59

QNH

Question 60

This is the vertical distance of an aircraft above the terrain, or above ground level (AGL).

Answer 60

Absolute Altitude

Question 61

What type of altimeter setting is Absolute Altitude?

Answer 61

QFE

Question 62

This is the altitude indicated when the altimeter setting window (barometric scale) is adjusted to 29.92 inHg. It is used to compute density altitude, true altitude, true airspeed (TAS)

Answer 62

Pressure Altitude

Question 63

What type of altimeter setting is Pressure Altitude?

Answer 63

QNE

Question 64

An inch error in the altimeter setting equals how many feet of altitude?

Answer 64

1000 feet of altitude

Question 65

From HIGH to LOW or from HOT to COLD

Answer 65

Look out below

Question 66

From LOW to HIGH or from COLD to HOT

Answer 66

Clear the Sky

Question 67

Trapped static pressure causes the altimeter to freeze at the altitude where the blockage occured

Answer 67

Static Port Blockage