Millicoulomb per Kilogram to Roentgen Conversion

Convert between Millicoulomb per Kilogram and Roentgen quickly and accurately.

mC/kg
R

How to Convert Millicoulomb per Kilogram to Roentgen

Conversion Formula

1 mC/kg = 3.876 R
1 R = 0.258 mC/kg

Example

Convert 15 mC/kg to R:

15 mC/kg = 15 × 3.876 R = 58.14 R

Unit Information

Learn about the radiation exposure units you're converting between

Millicoulomb per Kilogram

mC/kg

Definition

A unit of radiation exposure equal to 10^-3 coulomb per kilogram, used for moderate exposure levels.

History/Origin

Part of the SI metric system, where milli- is the prefix for 10^-3, used for small quantities.

Current Use

Used in radiation protection, medical physics, and radiation dosimetry applications.

Multiplier

0.001

Offset

0

Roentgen

R

Definition

A unit of radiation exposure equal to 2.58 × 10^-4 coulomb per kilogram, originally defined as the quantity of X-rays that produces one electrostatic unit of charge in one cubic centimeter of air.

History/Origin

Named after Wilhelm Conrad Röntgen (1845-1923), the German physicist who discovered X-rays in 1895.

Current Use

Still widely used in medical imaging, radiation therapy, and radiation protection, particularly in the United States.

Multiplier

0

Offset

0

Millicoulomb per Kilogram to Roentgen Conversion Table

Millicoulomb per Kilogram [mC/kg] Roentgen [R]
1 mC/kg 3.875969 R
10 mC/kg 38.75969 R
25 mC/kg 96.899225 R
50 mC/kg 193.79845 R
100 mC/kg 387.596899 R
0 mC/kg 0E+0 R
-10 mC/kg -38.75969 R
-40 mC/kg -155.03876 R