SI Unit of Force
International System of Units (SI) is a global standard for expressing the magnitudes or quantities of important natural phenomena. In SI system, unit of force is Newton (N).
1N = 1kg.m/s2 = 105dyne
Unit of Force in Other Systems
Some other units of force in different systems are:
| Unit of Force | Symbol | Equivalent in Newtons (N) | Conversion Factor (to N) |
|---|---|---|---|
| Newton | N | 1 N | 1 (Base unit) |
| Pound-force | lbf | 4.44822 N | 1 lbf = 4.44822 N |
| Kilogram-force | kgf | 9.80665 N | 1 kgf = 9.80665 N |
| Dyne | dyn | 0.00001 N | 1 dyn = 0.00001 N |
| Kip | kip | 4448.22 N | 1 kip = 4448.22 N |
| Ton-force (metric) | tf | 9806.65 N | 1 tf = 9806.65 N |
| Ton-force (short) | tonf | 8896.443230521 N | 1 tonf = 8896.443230521 N |
| Ton-force (long) | tonf | 9964.01641818352 N | 1 tonf = 9964.01641818352 N |
| Poundal | pdl | 0.138255 N | 1 pdl = 0.138255 N |
| Kilopond | kp | 9.80665 N | 1 kp = 9.80665 N |
|
Sthene |
sn |
1000 N |
1sn = 1000N |
Unit of Force
Force is one of the most fundamental concepts in physics. Force is measured in the unit “Newton.” Force can be measured by observing its effects on the object, such as acceleration, deformation, or work done. A unit of force is a standard amount of force that can be used as a reference to measure and communicate other forces.
There are different systems of units that define different units of force, such as the Newton in the SI system, the dyne in the CGS system, and the pound-force in the imperial system.