EXAM 1 OFFICIAL

Question 1

**3 conditions for entering settling with power

multiple choice questions

Answer 1

vertical or near vertical descent rate of at lease 300 FPM
the engine must be using 20-100% power
speed less than ETL

Question 2

**2 initial physical responses to settling with power:

Answer 2

increase airspeed with cyclic (fwd)

reduce collective pitch as attitude permits

Question 3

**autorotation (definition)

Answer 3

an event in which no engine power is supplies, main rotor is driven by the relative wind only

Question 4

**3 conditions for onset of dynamic rollover: (in order)

Answer 4

establish a pivot point, initiate a rolling motion, exceeding the critical angle

Question 5

**2 Factors that effect dynamic rollover

Answer 5

human and physical

Question 6

**what is the recommended action at the onset of dynamic rollover?

Answer 6

smooth and moderate collective reduction

Question 7

**primary cause of retreating blade stall:

Answer 7

excessive airspeed

Question 8

**what are the 2 symptoms of a retreating blade stall?

Answer 8

pitch up of the nose followed by a roll to the left

Question 9

**what are the 2 initial responses for a retreating blade stall?

Answer 9

reduce collective pitch

regain control of the aircraft

Question 10

military TAF is valid for how many hours?

Answer 10

30

Question 11

9999 is what type of visibility

Answer 11

greater than 7 statute miles

Question 12

ceiling definition

Answer 12

lowest layer aloft which is reported broken or overcast when skies are considered totally obscured

Question 13

3 weather proximity stations and distances

Answer 13

OS- on station, center of runway to 5 miles
VC- in vicinity of 5-10 miles
DSNT- Distant, greater than 10 miles

Question 14

terms for unlimited visibility

Answer 14

sky clear/ clear skies (CLR)

Question 15

terms for layers (sky coverage not considered ceiling)

Answer 15

scattered/ few

Question 16

terms for ceilings

Answer 16

broken/ overcast

Question 17

When is VV used in sky coverage reporting

Answer 17

Vertical visibility is used when the skies are considered totally obscured (TO)

Question 18

**in IMC conditions, if the static system dumps, what should your first physical action be?

(may be write in)

Answer 18

activate alternate static source

Question 19

which instrument does the pitot tube connect to?

Answer 19

airspeed indicator

Question 20

view altimeters barometric pressure through:

Answer 20

the kollsman window

Question 21

freezing level on standard air and PA day

Answer 21

7500 feet

Question 22

lag delay when you level off with ISVI

Answer 22

0 seconds

Question 23

which instruments would static system failure affect?

Answer 23

all 3 (airspeed indicator, altimeter, vertical speed indicator)

Question 24

how does induced flow move?

Answer 24

vertically downward

Question 25

rotor blade coning is a compromise between what forces?

Answer 25

lift and centrifugal force

Question 26

relationship of total forces to a tip path place

Answer 26

perpendicular

Question 27

2 conditions for attailain ETL

Answer 27

horizontal flight of hovering in a headwind

Question 28

ETL speed range

Answer 28

16-24KIAS

Question 29

3 ways to compensate for tail rotor thrust (translating tendency)

Answer 29

left cyclic, tilt mast, left cyclic input by pilot

Question 30

speed for transverse flow effect

Answer 30

10-20kts

Question 31

4 causes of excessive coning (also retreating blade stall)

Answer 31

low RPM, high GWT, high G maneuvers, turbulent air

Question 32

only way to diminish the effects induced flow

Answer 32

increase forward airspeed

Question 33

what is the dominant force in the rotor system

Answer 33

centrifugal force. provides rigidity by taking the gravitational droop out of the blades

Question 34

pressure and temperature at MSL / standard lapse rate

Answer 34

29.92Hg and 15 degrees Clapse rate is 1’ per 1000 ft, 2 degrees

Question 35

what 2 pressures affect systems?

Answer 35

static and dynamic pressure

Question 36

how does total force act in relation to tip path place?

Answer 36

perpendicular

Question 37

two components of total force

Answer 37

a. vertical acts as lift which opposes weight

b. horizontal acts as thrust which opposes drag

Question 38

2 conditions of flight

Answer 38

balanced and unbalanced

Question 39

how do pilots control blowback?

Answer 39

forward airspeed

Question 40

purpose of the kollsman window

Answer 40

to correct barometric pressure changes

Question 41

pressure altitude

Answer 41

height above standard datum plane

Question 42

absolute altitude

Answer 42

hight above surface terrain or ground

Question 43

max mechanical altimeter error

Answer 43

plus or minus 75 ft

Question 44

calibrated airspeed (def)

Answer 44

indicated airspeed corrected for instrument

Question 45

indicated airspeed (def)

Answer 45

airspeed indicated on instrument, uncorrected

Question 46

aviators can ensure accuracy of any altimeter by regularly obtaining what along route?

Answer 46

current altimeter setting

Question 47

which of newton =s laws relates to takeoff to a hover

Answer 47

action/reaction (3)

Question 48

rotational relative wind

Answer 48

parallel and opposite to the direction of the airfoil

Question 49

what is resultant relative wind

Answer 49

rotational relative wind modified by induced flow