Page:Handbook of Meteorology.djvu/273

1 metric atmosphere
1 metric atmosp	=0.9678 atmosphere

1 cubic meter of air (32° F)
1 cubic meter of air (32°	=2.85 lb
	=1 . 293 kg

Velocity

1 inch per second
1 inch per seco	=300 ft per hour
	=152.4 cm per min

1 foot per second
1 foot per seco	=60 ft per min
	=3600 ft per hour
	=0.682 mi per hour
	=1.097 kilo per hour

1 mile per hour
1 mile per ho	=1.466 ft per sec
	=88 ft per min
	=0.447 meter per sec
	=26.822 meters per min

1 mile per min
1 mile per m	=5280 ft per min
	=96.5608 kilo per hour
	=16.035 kilo per min

1 kilometer per min
1 kilometer pe	=2.2369 mi per hour
	=96.5608 ft per min

Miscellaneous

1 knot

1 k =rate of 1 nautical mile per hour

1′ of longitude at equator
1′ of longitude at e	=1855.345 meters
	=6087.15 ft

1′ of latitude at equator
1′ of latitude at eq	=1842.787 meters
	=6045.95 ft
	=1.14507 st mi

1′ longitude at equator
1′ of longitude at equ	=1.15287 st mi

Equatorial radius of earth
Equatorial radius	=3962.571 mi

Polar radius of earth
Polar radius of ear	=3949.67 mi

1 cu ft of ice at 32°

=57.5 lbs

1 lb of ice at 32°

=0.0174 cu ft

1 inch of mercury in the barometer
1 inch of	tube=13.5956 in of water