Femtonewton to Newton Conversion

Convert between Femtonewton and Newton quickly and accurately.

fN
N

How to Convert Femtonewton to Newton

Conversion Formula

1 fN = 1E-15 N
1 N = 1E+15 fN

Example

Convert 15 fN to N:

15 fN = 15 × 1E-15 N = 2E-14 N

Unit Information

Learn about the force units you're converting between

Femtonewton

fN

Definition

A femtonewton equals 10^-15 Newtons and represents an extremely small force unit used in precision applications. This unit is employed for describing forces in laboratory settings, precision instruments, and micro-measurements.

History/Origin

The femtonewton was established as part of the metric system's decimal prefix system. The prefix "femto" (meaning 10^-15) was adopted in 1964. This unit provides a convenient way to express forces in the quadrillionths of Newtons range.

Current Use

Used in laboratory settings for measuring extremely small forces, particularly in chemistry and physics experiments. Common in precision instruments and micro-measurements. Used in some engineering applications where extremely small force measurements are required.

Multiplier

1E-15

Offset

0

Newton

N

Definition

The Newton is the SI unit of force, named after Sir Isaac Newton. It is defined as the force required to accelerate a mass of one kilogram at a rate of one meter per second squared. The Newton is fundamental in physics and engineering, representing the basic unit of force in the International System of Units.

History/Origin

Named after Sir Isaac Newton (1643-1727), the Newton was officially adopted as the SI unit of force in 1948. Newton's second law of motion (F = ma) forms the foundation for this unit's definition. The unit was established to honor Newton's contributions to classical mechanics and his formulation of the laws of motion.

Current Use

Widely used in physics, engineering, and scientific applications. Essential for measuring forces in mechanical systems, structural engineering, and physics experiments. Common in automotive industry for measuring engine power, in construction for structural loads, and in physics education for force calculations.

Multiplier

1

Offset

0

Femtonewton to Newton Conversion Table

Femtonewton [fN] Newton [N]
1 fN 1E-15 N
10 fN 1E-14 N
25 fN 3E-14 N
50 fN 5E-14 N
100 fN 1E-13 N
0 fN 0E+0 N
-10 fN -1E-14 N
-40 fN -4E-14 N