Page 23 - Aeronautical Engineer Data Book

Fundamental dimensions and units 13
1 US gallon = 0.8 British imperial gallons =
3.78833 litres
3
–5
1 US gallon/minute = 6.31401 2 10 m /s =
3
0.2273 m /h
3
1 m /s = 1000 litres/s
3
1 litre/s = 2.12 ft /min
˚F ˚C
Fig. 2.4 Temperature ˚F ˚C 2500 1000
conversions 300 140 2000 900
250 120 1500 800
210 100 700
600
1000
200 900 500
90 800 400
190 700
600 300
180 500
80 400 200
170 180
150
160 70
150
140 60
130
50
120
110
40
100
90
30
80
70 20
60
50 10
40
+30 0
+20
–10
+10
0
–20
–10 0
–20 –30
–30
–40 –40
˚F ˚C –50
–160
–180 –120 –60 –50
–200 –70 –60
–140 –80
–90
–250 –160 –100 –70
–300 –180 –120 –80
–200
–90
–350 –140 –100
–400 –250