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IFR Test > Study Guide > Flashcards

Study Guide Flashcards

Pass IFR written exam

1
Q

What is the density altitude formula

A

pressure alt + (120 x (OAT - ISA_temperature))

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2
Q

At what altitude must you set altimeter to 29.92

A

18,000

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3
Q

For each 10% decrease in weight Va decreases what %?

A

5%

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4
Q

How many g’s in a 60% bank turn?

A

2g

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5
Q

Standard rate turn is how many deg / sec

A

3 deg, 360 in 2 mins

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6
Q

When turning to the north stop x degrees short

A

30 degrees

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7
Q

Altimeter must be within x ft of accurate?

A

75 ft

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8
Q

Level off what % of fpm?

A

10%

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9
Q

Corrrections of less than x ft is what on attitude indicator?

A

100 ft is 1/2 bar width

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10
Q

What is the order of fundamentals

A

Crosscheck, instrument interpretation, airplane control

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11
Q

How often must the VOR be checked?

A

Every 30 days

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12
Q

Vor acceptable errors?

A

+/- 6 in the air, +/-4 on ground, 4 when crosschecking

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13
Q

How many degrees per dot on vor?

A

2

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14
Q

How many degrees when vor fully deflected?

A

10

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15
Q

What are the vor ranges for H class vor?

A

40 nm up to 14.5 (top of class g), 100nm up to 18k

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16
Q

When off of established airways below 18k VORs should generally be how many miles apart?

A

80

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17
Q

When on VOR, displacement is how many feet per degree per nm?

A

100

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18
Q

When VOR is INOP, DME will signal once every x seconds at what hz?

A

Once every 30 seconds, at 1350hz

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19
Q

When 90 degrees from VOR, formula for distance? Formula for time?

A

D = ST/D T = 60*T/D

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20
Q

What forecast is necessary to not list an alt airport?

A

2k and 3SM

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21
Q

Standard Alt minimums?

A

800ft and 2SM for non precision, 600ft and 2SM for precision

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22
Q

What are the minimum ft clearances in normal, and mountainous terrain?

A

1000ft normal, 2000ft mountainous, 4nm horizontal clearance

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23
Q

At what altitude to you need DME?

A

24,000ft

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24
Q

Must cancel IFR plan within x minutes if you don’t depart?

A

30 minutes

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25
Q

What is the upper bounds of class G?

A

14,500

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26
Q

Class E lower bounds?

A

1200ft AGL normal, 700 on approaches

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27
Q

Typical class B upper bounds?

A

10,000ft

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28
Q

Class D typical height and width?

A

2500ft and 4nm

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29
Q

Normal ILS minimums for cat 1?

A

200ft and 1/2SM

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30
Q

What is LDA?

A

Localizer type directional aid. It’s a localizer that’s not aligned with the runway. Between 3 and 6 degrees wide

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31
Q

What is a SDF

A

Simplified directional facility. Fixed at either 6 or 12 degrees

32
Q

What substitution can you use for an inop MM

A

Compass locator or precision radar

33
Q

Does a middle marker outage change minimums?

A

No, it’s not listed on the inop equipment minimums chart

34
Q

What are the four requirements for a timed approach

A

No course reversal or PT, a towered airport, comm with the tower, listed circling minimums

35
Q

What are the speed limits in a holding pattern?

A

200 kts under 6k 230 up to 14k then 265

36
Q

GPS CDI Sensitivity normally and in approach mode?

A

Normal 1nm, approach down to 0.3NM

37
Q

Terminal Mode Starts x miles from airport?

A

30 miles

38
Q

Jet stream is at least x knots?

A

50 knots

39
Q

Adiabatic lapse rate? Norrmal and Dry?

A

2 deg / 1000 normal, 3 deg / 1000 dry

40
Q

Average height of troposphere

A

37000

41
Q

In a microburst what fpm is max downdraft?

A

6000fpm

42
Q

What is HIWAS?

A

Continuous broadcast over VOR sigmets, convective sigmets, airmets, severe weather forecast (AWW), center weather advisories (CWA), Urgent Pilot Weather Report (UUA)

43
Q

Where can you get the latest notams?

A

AFSS/FSS

44
Q

Weather depiction is made up of what?

A

Compilation of METARS

45
Q

What is the TAF Radius, the vicinity?

A

5SM, vicinity 5-10SM

46
Q

When is the FA forecast duration?

A

12 hour forecast with a 6 hour outlook

47
Q

In FA WND means at least how many kts?

A

20

48
Q

High speed winds aloft are represented how?

A

wind between 100 and 199 adds 50 to direction and subtracts 100 from speed

49
Q

Winds aloft less than 5 kts or coded as?

A

9900

50
Q

AIRMETS

A

Every 6 hours, Includes less severe reports on turbulence , icing, surface winds (30 kts), restricted vis over 50% of an area, mountain obscurment

51
Q

SIGMETS

A

Severe Icing, Severe and extreme turbulence, ash, dust limiting vis to 3 miles

52
Q

Convective SIGMET

A

Tornadoes, embedded thunderstorms, hail, or wind gusts over 50kts. Does not include icing, windshear etc as it is implied

53
Q

Convective Outlook (AC)

A

24 hour outlook. Severe t-storms, winds greater than 50 knots, hail greater than 3/4”

54
Q

TAF Wind VRB is how many kts?

A

Less than 3

55
Q

Winds aloft uses true or magnetic headings?

A

True headings

56
Q

En Route, MOCA guarantees nav signal coverage within how many nm of VOR?

A

22nm

57
Q

What is a common FSS frequency?

A

122.0 122.2

58
Q

When flying DME arc turn how many degrees for each 1/2 mile off course?

A

10 to 20 deg

59
Q

Alternate 123 rule?

A

1 hour before 1 hour after, 2000ft clg, 3sm vis, then you don’t need an alternate

60
Q

EFAS

A

Enroute flight advisory service - aka flight watch. Specific weather info along your route of flight. 122.0 between 5-18k. Open from 6am-10pm.

61
Q

FSS

A

Flight Service Station. Will provide updated briefings, weather info anywhere. Same is wx-brief. Open / close flight plans.

62
Q

CWA

A

Center Weather Advisories. Weather updates for a specific airspace within the next 2 hours.

63
Q

TWEB

A

Transcribed weather broadcast - recorded information in a route format. Expected sky coverage, cloud tops, visibility.

64
Q

SRA SAR and PAR

A

SRA and SAR are non-precision radar, PAR is precision radar approach

65
Q

FAF and FAP

A

Final Approach Fix (precision is lighting bold, non precision is maltese cross), Final Approach Point (non-precision FAF with no nav facilities)

66
Q

Reporting Points

A

HUMANSS, TUF

[H]old (entering, leaving)
[U]nable (to climb or decend at 500 ft/min)
[M]issed Approach
[A]ltitude change (ifr or vfr on top)
[N]avigational Capability Lost
[S]peed change of 5% or 10 knots, whichever is greater
[S]afety of flight (anything)

Other reports, including non-radar: TUF

[T]ime estimate change of more than 3 minutes
[U]nforcast Weather
[F]inal Approach Fix Departure inbound for landing

67
Q

Lost Comm

A

Route: Assigned route or vectors, expected route, or as filed. Altitude: highest of assigned alt, expected alt or MEA. Landing: Depart FAF to approach at EFC time or the ETA as filed. If not at FAF then depart FAF and EFC time. If no EFC time then depart when you get there. Begin descent to landing at ETA.

68
Q

Substitutes for OM and MM?

A

OM: LOM or Compass Locator, Radial off a VOR/NDB/DME, PAR/ASR MM: PAR, LOM

69
Q

What is the holding pattern timing?

A

1 minute outbound when to/from flip or abeam the fix. 1 minute turn inbound, 1 minute inbound 1 minute turn outbound. Total 4 minutes

70
Q

Holding patter is by position or heading

A

course (position)

71
Q

Severe Weather Outlook Chart

A

48 hour outlook presented in 2 panels.

72
Q

Min jet route?

A

18,000

73
Q

East even, west odd, what deg course?

A

0-179, 180-359

74
Q

Errors in compass due to installation is called

A

Compass Deviation

75
Q

Off the 6 pack instruments which is not required for IFR?

A

VSI

76
Q

Required checks to fly IFR

A

30 days - VOR Check - (Where, when error and signature)

12 Months - ELT

24 Months - pitot/static, transponder

77
Q

Climb/Descent Rules when IFR

A

Climb as max until within 1000’ of assigned, then 500 - 1500fpm

IFR Test (1 decks)

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