Unit Conversion

A definite magnitude of a quantity is known as a unit, that is measured depending up the physical quantities of various units . For instance, the weight of materials like rice, wheat, sugar, etc are calculated by using gram, kilogram, tons etc.

Below are the list of different units and its conversions.

Volume Unit Conversion Tablet

1 milliliter

0.001 liter

1 centiliter

0.01 liter

1 deciliter

0.1 liter

1 decaliter

10 liters

1 hectoliter

100 liters

1 kiloliter

1000 liters

1 cubic inch

1.639 × 10 – 2 liters

1 gallon

3.785 liters

1 cubic foot

28.316 liters

Length Unit Conversion

1 millimeter

0.001 meter

1 centimeter

0.01 meter

1 decimeter

0.1 meter

1 decameter

10 meters

1 hectometer

100 meters

1 kilometer

1000 meters

1 inch

2.54 × 10

−2

meters

1 foot

0.3048 meters

1 angstrom

1 x 10

-10

1 fermi

1 × 10

−15

meters

1 light year

0.946 × 10

16

meters

1 mile

1.609344 km

Mass Conversion

1 milligram

0.001 gram

1 centigram

0.01 gram

1 decigram

0.1 gram

1 decagram

10 gram

1 hectogram

100 gram

1 kilogram

1000 grams

1 stone

6350.29 grams

1 pound

453.592 grams

1 ounce

28.3495 grams

Time Unit Conversion

1 minute

60 seconds

1 hour

60 minutes / 3600 seconds

1 day

24 hours

1 week

7 days

1 year

365 days

Energy Unit Conversion

1 BTU (British thermal unit)

1055 Joule

1 erg

1×10

−7

Joule

1 foot pound

1.356 Joule

1 calorie

4.186 Joule

1 kilowatt hour

3.6×10

6

Joule

1 electron volt

1.602×10

−19

Joule

1 liter atmosphere

101.13 Joule  

Area Unit Conversion

1 sq. inch

6.4516 x 10

-4

square meter

1 sq. foot

9.2903 x 10

-2

 square meter

1 acre

4.0468 x 10

3

square meter

1 hectare

1 x 10

4

square meter

1 sq. mile

2.5888 x 10

6

square meter

1 barn

1 x 10

-28

square meter

Power Unit Conversion

1 erg/sec

1 x 10

-5

watt

1 BTU/hr

0.2930 watt

1 foot pound/ sec

1.356 watt

1 horsepower

745.7 watt

1 calorie/ sec

4.186 watt

Force Unit Conversion

1 dyne

1 x 10

-5

Newton

1 pound

4.448 Newton

Density Unit Conversion

1 slug/ cubic ft

515.4 kilogram/ cubic meter

1 pound/ cubic in

2.768 x 10

4

kilogram/ cubic meter

Viscosity Unit Conversion

1 poise

0.1 kg/m.s

1 slug/ft

4.79 x 10

1

kg/m.s


Practise This Question

Two blocks of masses 1 kg and 2 kg are connected by a metal wire going over a smooth pulley as shown in figure. The breaking sress of the metal is 2×109N m2. What should be the minimum radius of the wire used if it is not to break? Take g=10m s2.