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CONVERSION
FACTORS |
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LENGTH
1 inch = 2.54 centimetres
1 foot = 30.48 centimetres
1 yard = 91.44 centimetres
1 mile = 1.61 kilometres
1 nautical mile (U.K.) = 1853.18
metres
1 nautical mile (international)
M 1,852 metres |
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AREA
1 square foot = 0.093 square
metre
1 square yard = 0.836 square
metre
1 acre = 0.405 hectare |
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VOLUME
1 cubic foot = 0.023 cubic
metre |
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CAPACITY
1 gallon (Imperial) = 4.555
litres
1 seer (80 tolas) = 0.937
litre |
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WEIGHT
1 tola = 11.66 grams
1 chhatak = 58.32 grams
1 seer = 933.10 grams
1 maund = 37.32 kilograms
1 palam -= 34.99 grams
1 seer (24 tolas) = 279.93
grams
1 viss = 1.40 kilograms
1 candy = 223.94 kilograms
1 ounce = 28.35 grams
1 pound = 453.59 grams
1 hundred weight = 50.80 kilograms
1 ton = 1016.05 kilograms |
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TEMPARATURE
To Fahrenheit =
9/5 (To centigrade)+32 |
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METRIC
WEIGHTS AND MEASURES |
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LENGTH
10 millimetres = 1 centimetre
100 centimetres = 1 metre
1000 metres = 1 kilometre
1852 metres = 1 nautical mile
(International) |
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AREA
100 square millimetres = 1
square centimetre
10,000 square centimetres
= 1 square metre or centiare
100 square metres = 1 are
100 ares = 1 hectare
100 hectares or 1,000,000
square metres = 1 square kilometre |
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VOLUME
1,000,000 cubic centimetres
= 1 cubic metre |
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CAPACITY
1000 millilitres = 1 litre
1000 litres = 1 kilolitre |
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WEIGHTS
1000 milligrams = 1 gram
1000 grams = 1 kilogram
100 kilogram = 1 quintal
100 kilograms = 1 tonne
200 milligrams = 1 carat |
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ABBREBIATINS
FOR METRIC UNITS |
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(1) DECIMALMULTIPLES
AND SUB-MULTIPLES |
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Prefix
|
Value
in terms of Unit
|
Abbreviation
|
Kilo
|
1000
|
k
|
Centi
|
1.01
(10-2)
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c
|
Milli
|
0.001
(10-3)
|
m
|
Micro
|
0.000001(10-6)
|
u
|
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(2) WEIGHTS |
|
Denomination
|
Value
|
Abbreviation
|
Tonne
|
1000
kg
|
t
|
Quintal
|
100
kg
|
q
|
Kilogram
|
1
kg
|
kg
|
Gram
|
1
gm
|
g
|
Milligram
|
1
mg
|
mg
|
Carat
|
200
mg
|
c
|
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(3) CAPACITY |
|
Denomination
|
Value
|
Abbreviation
|
kilolitre
|
1000
l
|
kl
|
litre
|
1
l
|
l
|
millilitre
|
1
ml
|
ml
|
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(4) VOLUME |
|
Denomination
|
Value
|
Abbreviation
|
cubic
centimetre
|
cm3
|
cm3
|
cubic
millimetre
|
mm3
|
mm3
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(5) LENGTH
|
|
Denomination
|
Value
|
Abbreviation
|
kilometre
|
1000m
|
km
|
metre
|
1
m
|
m
|
centimetre
|
1
cm
|
cm
|
millimetre
|
1
mm
|
mm
|
micron
|
1/1000mm
or 10. 2mm
|
um
|
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(6) AREA |
|
Denomination
|
Value
|
Abbreviation
|
square
kilometres
|
1,000,000m2
|
km2
|
square
metre
|
1
m2
|
m2
|
square
centimetre
|
1
cm2
|
cm2
|
square
millimetre
|
mm2
|
mm2
|
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(7) LAND
MEASURE |
|
Denomination
|
Value
|
Abbreviation
|
acre
|
100
m2
|
a
|
hectare
|
100
a
|
ha
|
centiare
|
m2
|
ca
|
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