4 Questions
Questions 4
Questions
1.Refer to CAP 697 SEP1, fig 2.1 Given: Aerodrome elevation 2500 ft,
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+10°C |
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Initial weight |
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3500 lb |
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Climb to |
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FL140 OAT -5°C |
What is the climb time, fuel, NAM? |
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22 min |
6.5 g |
46 NAM |
b. |
24 min |
7.5 g |
50 NAM |
c. |
2 min |
1.0 g |
4 NAM |
d. |
26 min |
8.5 g |
54 NAM |
2.Refer to CAP 697 SEP1, fig 2.2.3 Given FL75
OAT +10°C Lean mixture 2300 rpm
Find fuel flow (GPH) gallons per hour and TAS.
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68.5 GPH |
160 kt |
b. |
11.6 GPH |
160 kt |
c. |
71.1 GPH |
143 kt |
d. |
11.6 GPH |
143 kt |
3. |
Refer to CAP 697 SEP1 fig 2.4 |
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Given: Aeroplane mass at start up |
3663 lb |
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Fuel load (density 6 lb/gal) |
74 gal |
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Take-off altitude |
sea level |
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Headwind |
40 kt |
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Cruise altitude |
8000 ft |
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Power settings |
full throttle |
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2300 rpm |
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Calculate the range |
20°C lean of peak |
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a. |
548 NM |
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b. |
844 NM |
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c. |
730 NM |
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d. |
633 NM |
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4.Refer to CAP 697, SEP1, fig 2.5 Given FL75
Lean mixture
Full throttle / 2300 rpm
Take-off fuel |
444 lb |
Take-off from |
MSL |
Find endurance in hours
a.5 h 20 min
b.4 h 42 min
c.5 h 12 min
d.5 h 23 min
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Airfield “A” Data |
Elevation |
MSL |
Aircraft plans to cruise to “D” at 23” 2300 rpm power |
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Temp |
+20°C |
Using SEP Fig 2.1 and Fig 2.2 complete the fuel log |
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Departure Mass |
3400 lb |
Calculate the Trip Fuel, Time En route and ETA at “D” |
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Aircraft takes off from “A” at 10:00 |
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and climbs from “A” to FL80 (temperature at TOC is 0°C) |
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Wind Light & Variable |
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FROM |
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FL |
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ISA |
W/V |
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TAS |
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NGM |
TK |
HDG |
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TIME |
FUEL |
FUEL |
ETA |
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DEV |
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FLOW |
REQD |
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A |
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TOC |
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L & V |
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18 |
120 |
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8 |
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3.4 |
10:08 |
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TOC |
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B |
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80 |
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+5°C |
230/30 |
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160 |
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82 |
120 |
130 |
168 |
29 |
11.8 |
5.8 |
10:37 |
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B |
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C |
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100 |
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0 |
270/40 |
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157 |
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150 |
160 |
174 |
166 |
54 |
11 |
9.9 |
11:31 |
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C |
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D |
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60 |
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-10°C |
200/20 |
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158 |
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80 |
130 |
137 |
150 |
32 |
12.2 |
6.5 |
12:03 |
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TOTALS |
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330 |
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123 |
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25.6 |
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Worked Answers |
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Climb from A to FL80 |
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Cruise |
TAS |
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FF |
(Table 2.2.3) |
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(Fig 2.1) |
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TOC to |
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B |
160 |
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11.8 Using the Standard Day Block |
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Time = 8 min |
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B to C |
157 |
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11 |
Using the Standard Day Block |
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Fuel = 3.4 USG |
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C to D |
158 |
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12.2 Interpolating between Standard Day and ISA -20°C |
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Distance = 18 NAM & NGM as no wind
Therefore TOC to B is 100 - 18 = 82 NM
59
Answers- 1 Exercise SEP
4 Answers
Answers 4
4 Answers
Answers
1 |
2 |
3 |
4 |
a |
b |
d |
c |
Answers 4
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