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 Customary to Metric
SECOND MOMENT OF AREA
1 in4
mm4
= 416 231
= 0.416 231 x 10-6 m4
Metric to Customary
PLANE ANGLE
1 rad
=
57 deg. 17' 45"
(degree)
=
57.2958 deg.
(degree)
=
3437.75'
(minute)
=
206 265"
(second)
Customary to Metric
PLANE ANGLE
1 deg. (degree)
=
0.017 453 3
rad
=
17.4533
mrad
1' (minute)
=
290.888
urad
1" (second)
=
4.848 14
urad
Metric to Customary
VELOCITY, SPEED
1 m/s
= 3.280 84
ft/s
= 2.236 94
mile/h
1 km/h
= 0.621 371
mile/h
Customary to Metric
VELOCITY, SPEED
1 ft/s
= 0.3048
m/s
1 mile/h
= 1.609 344
km/h
= 0.447 04
m/s
Metric to Customary
1 m/s2
ft/s2
= 3.280 84
Customary to Metric
1 ft/s2
m/s2
= 0.3048
W-3
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