Convert ton-force (metric) [tf] to femtonewton [fN] Online | Free force Converter

Ton-Force (Metric) [tf]


Ton-force (metric), also called tonne-force or metric ton-force (tf), is a unit of force based on the force exerted by one metric ton (1,000 kilograms) under standard gravity.



  • Defined as the force exerted by a mass of 1 metric ton under Earth's gravity (9.80665 m/sยฒ).



  • Mathematically:



1 tf=1,000 kgร—9.80665 m/s2=9,806.65 N1 \text{ tf} = 1,000 \text{ kg} \times 9.80665 \text{ m/s}^2 = 9,806.65 \text{ N}

  • Though not an SI unit, it is widely used in engineering and heavy industries to measure large forces.



Example: A force of 5 tf corresponds to approximately 49,033 newtons.


Femtonewton [fN]


Femtonewton is an ultra-small unit of force in the International System of Units (SI).



  • 1 femtonewton (fN) equals 10โˆ’1510^{-15} newtons (0.000000000000001 newton).



  • It is used in cutting-edge research fields like atomic physics, nanotechnology, and quantum mechanics to measure incredibly tiny forces.



  • To put it in perspective:



1 fN=0.000000000000001 N1 \text{ fN} = 0.000000000000001 \text{ N}

Femtonewtons enable precise measurement of forces at atomic and subatomic levels where minute interactions occur.




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