Navedtra 14342 (Ac) Assignment 2

Front 1

Normally, air traffic controllers are concerned with the weather conditions within what maximum distance of the airport?

Back 1

2. 50 miles

Front 2

What form is used for flight weather briefings?

Back 2

1. DD Form 175-1

Front 3

What type of observation is taken to record any significant change in the weather between observation periods?

Back 3

4. SPECI

Front 4

From right to left, what is the correct order of the information that indicates the date and time of a METAR?

Back 4

2. Day, hour, minutes

Front 5

The body of a METAR consists of a maximum of how many data groups?

Back 5

4. 11

Front 6

What FAA publication contains the location identifiers of domestic airports?

Back 6

2. FAA Order 7350.6

Front 7

Wind direction in a METAR is reported in tens of degrees starting at what reference point?

Back 7

1. True north

Front 8

A wind speed reported in an observation is the average speed measured over what period of time?

Back 8

2. 2 minutes

Front 9

A gust is a change in wind speed of at least how many knots between peaks and lulls?

Back 9

2. 10 knots

Front 10

A visibility of at least how many miles is considered unrestricted?

Back 10

2. 7 miles

Front 11

Certified tower cisibility observers are required to make visibility observations when the visibility is less than what specific number of miles?

Back 11

4. 4 miles

Front 12

The prevailing visibility reflects the greatest cisibility attained or surpassed throughout at least what part of the horizon?

Back 12

2.1/2

Front 13

The visibility in the body of a METAR is the value observed at what location?

Back 13

3. The surface observation point

Front 14

Which of the following weather phenomenon is considered a type of precipitation?

Back 14

4. GR, SN, or PE

Front 15

What weather phenomena symbol is used in a METAR to denote a waterspout?

Back 15

2. +FC

Front 16

In a METAR, what alphabetic or numeric code denotes a calm wind?

Back 16

2. 000

Front 17

The spread of a wind gust that is reported on a METAR is the maximum instantaneous wind speed that was recorded within a maximum of how many times before the METAR's report time?

Back 17

2. 10 minutes

Front 18

What present weather group symbol is the only proximity qualifier?

Back 18

1. VC

Front 19

In a METAR, what symbol is used to indicate that no decelerometer reading is available?

Back 19

4. IR//

Front 20

Snow Shower.

Back 20

2. SHSN

Front 21

Shallow fog.

Back 21

3. MIFG

Front 22

Blowing sand.

Back 22

1. BLSA

Front 23

Which of the following codes indicates that the sky cover amount is between 3/8 and 4/8?

Back 23

3. SCT ( scattered)

Front 24

When sky coverage contractions are used, the contraction "BKN" (broken) is used when the couds cover what portion of the sky?

Back 24

3. 5/8 to 7/8

Front 25

How does a dewpoint of -6°C appear in the temperature and dewpoint group of a METAR?

Back 25

3. M06

Front 26

Where should all remarks and additive data be placed in a METAR?

Back 26

4. Following the altimeter

Front 27

What code appears in the remarks and additive section of a METAR for a SLUSH ON RUNWAY runway condition?

Back 27

3. SLR

Front 28

What RSC symbol indicates that the runway is wet?

Back 28

1. -WR

Front 29

What publication is used for detailed instructions on decoding aviation observations using the METAR/SPECI code?

Back 29

1. FAA Order 7110.65

Front 30

How should heavy rain and normal hail be encoded?

Back 30

2. +RAGR

Front 31

Teh current local wind direction and speed appeared in the hourly observation as 30012KT. What phraseology should be used to relay this information?

Back 31

2. WIND THREE ZERO ZERO AT ONE TWO

Front 32

An AWOS broadcast is receivable at or above what altitude AGL?

Back 32

3. 3,000 ft

Front 33

An aircraft should be able to receive an ASOS broadcast up to what maximum altitude AGL?

Back 33

3. 10,000 ft

Front 34

What are the two types of automated ASOS stations?

Back 34

2. AO1 and AO2

Front 35

TAF's are issued how many times a day?

Back 35

4. Four

Front 36

TAF's are issued by the NWS foe specific locations. These forecasts are valid for what period of time?

Back 36

4. 24 hours

Front 37

An FA forecast covers what type of area?

Back 37

2. An entire region

Front 38

What type of forecasts begin with a synopsis that describes the location and movement of significant fronts?

Back 38

2. FA

Front 39

A convective SIGMET is issued by the NWS when thunderstorms cover at least what percentage of an area?

Back 39

3. 40 %

Front 40

What type of advisory is issued by the NWS when embedded thunderstorms develop?

Back 40

3. WST

Front 41

Unless cancelled, an AIRMET issued at 1430 will remain in effect until what time?

Back 41

4. 2030

Front 42

The solicitation of PIREP's by AC's is required when which of the following conditions exists or is forecast?

Back 42

1. Visibility (surface or aloft) at or less than 5 miles; 2. CAT of moderate degree or greater; 3. Low level wind shear; 4. Each of the above

Front 43

When should weather information be issued to aircraft?

Back 43

4. As soon as possible

Front 44

Which of the following pilot reports is calassified as a severe PIREP?

Back 44

4. Funnel cloud, tornado, and wind shear

Front 45

What OPNAVINST gives guidance on conditions of readiness for various weather conditions?

Back 45

3. OPNAVINST 3140.24

Front 46

Your local weather office issues conditions of readiness. What condition indicates that thunderstorms are expected within 25 miles with winds in excess of 50 knots?

Back 46

4.Severe Thunderstorm II

Front 47

Tropical Cyclone Condition II indicates that destructive wind is anticipated within a maximum of how many hours?

Back 47

1. 24 hours.

Front 48

Position.

Back 48

1. An identifiable location

Front 49

Direction.

Back 49

3. The position of one point in space relative to another without reference to distance between them

Front 50

Distance.

Back 50

2. The spatial separation between two points

Front 51

What basic navigational problem is the most important to a navigator?

Back 51

2. Position

Front 52

The earth's diameter at it's equator is approximately how many nautical miles?

Back 52

4. 6,888 nautical miles

Front 53

The earth's polar diameter is how many nautical miles less in diameter than the earth's diameter at the equator?

Back 53

2. 23 nautical miles

Front 54

The great circle in a geographic grid that is used to divide the earth into the Northern and Southern Hemisphere is known by what term?

Back 54

3. The equator

Front 55

What term identifies a line that defines a plane that is parallel to the plane of the earth's equator?

Back 55

2. Line of latitude

Front 56

Deviation may vary with each heading. Deviation for aircraft is determined for each heading thet differs by approximately how many degrees?

Back 56

3. 15°

Front 57

The starting point for the measurement of longitude is the

Back 57

3. prime meridian

Front 58

What is the normal reference point for direction in navigation?

Back 58

2. True north

Front 59

An aircraft on a heading of 045°is flying in what direction?

Back 59

3. Northeast

Front 60

The angle between magnetic north and true north is known as

Back 60

4. Variation

Front 61

The sum of variation and deviation on a compass is described by what term?

Back 61

2. Compass error

Front 62

Navigators use what basic value to measure distance?

Back 62

1. Nautical mile

Front 63

One mean solar day is what legnth of time?

Back 63

3. 24 hr

Front 64

How many degrees of longitude does the mean sun travel in 1 hour?

Back 64

4. 15°

Front 65

Coordinated universal time (UTC) may also be referred to as

Back 65

2. Zulu time

Front 66

What meridian splits the 24th time zone into two halves (-12 and +12)?

Back 66

1. 180th meridian

Front 67

The standard time zone in any particular position on earthcan be found by dividing its longitude by what number?

Back 67

3. 15

Front 68

The angle measured from true north clockwise to the longitudinal axis of an aircraft is called

Back 68

2. TH (true heading)

Front 69

What term is used to refer to the position of an object relative to an aircraft?

Back 69

3. RB (relative bearing)

Front 70

Either airborne radar or TACAN can be used by a pilot to determine a fix/

Back 70

1. True