What is an erg per second used for?

An erg per second is used mainly in astrophysics to express luminosities and radiative power of stars and other celestial bodies.

What does millijoule per second measure?

Millijoule per second measures power typically in low-power electronic devices, optical outputs, and microscale thermal experiments.

Why convert erg/second to millijoule/second?

Converting erg/second to millijoule/second helps translate older CGS-based data into SI-derived units suitable for modern scientific and engineering contexts.

How to Convert from Erg/second [erg/s] to Millijoule/second [mJ/s]?

Learn how to convert power units from erg/second to millijoule/second using our easy-to-use online converter. Understand the applications and importance of this conversion in astrophysics and low-power electronics.

Erg/second [erg/s]

Millijoule/second [mJ/s]

Please check your input. It must be a valid numeric value.

Erg/second [erg/s] to Millijoule/second [mJ/s] Conversion Table

Erg/second [erg/s]	Millijoule/second [mJ/s]

Custom Unit Conversion Table Generator – Instant Printable Conversion Tables

Start Value

Enter the starting number (positive decimal or integer ≥ 0). Example: 0.1, 1, 5.

End Value

Enter the ending number (positive decimal or integer > Start Value). Example: 10, 50, 100.

Interval

Enter the step size (positive decimal > 0 and < End Value – Start Value). Example: 1.0, 2.5.

Erg/second [erg/s] to Millijoule/second [mJ/s] Conversion Table
Erg/second [erg/s]	Millijoule/second [mJ/s]

Explore More Power Units Converter

What Is This Tool?

This unit converter tool helps you convert power measurements from erg per second (erg/s), a CGS unit popular in astrophysics, to millijoule per second (mJ/s), a more practical SI-derived unit commonly used in low-power electronic and optical systems.

How to Use This Tool?

Enter the value you want to convert in erg/second.
Select 'erg/second [erg/s]' as the source unit and 'millijoule/second [mJ/s]' as the target unit.
Click the convert button to see the equivalent power in millijoule/second.

Key Features

Converts power units from erg/second to millijoule/second based on exact conversion rates.
Supports applications in astrophysics, electronics, and laboratory research.
Browser-based and simple to use without any installation.

Examples

Convert 10 erg/s to 0.001 mJ/s.
Convert 50 erg/s to 0.005 mJ/s.

Common Use Cases

Translating astrophysical power values into practical SI-derived units.
Measuring power consumption in low-power electronics like sensors and wearables.
Quantifying optical output in low-power LED and laboratory laser experiments.

Tips & Best Practices

Ensure correct unit selection before conversion to avoid errors.
Use this converter to bridge older CGS-based data with modern SI measurements.
Be cautious with very small erg values, as precision can be sensitive.

Limitations

Erg/second is mainly limited to astrophysics and older scientific literature.
Conversion may be less common in many practical engineering fields.
Small scale differences may affect precision for sensitive calculations.

Frequently Asked Questions

What is an erg per second used for?: An erg per second is used mainly in astrophysics to express luminosities and radiative power of stars and other celestial bodies.
What does millijoule per second measure?: Millijoule per second measures power typically in low-power electronic devices, optical outputs, and microscale thermal experiments.
Why convert erg/second to millijoule/second?: Converting erg/second to millijoule/second helps translate older CGS-based data into SI-derived units suitable for modern scientific and engineering contexts.

Key Terminology

Erg per second (erg/s): A CGS-system unit of power representing one erg of energy transferred per second, commonly used in astrophysics.
Millijoule per second (mJ/s): A unit of power equal to 0.001 joules per second (1 milliwatt), used for measuring low-level power in electronics and optics.

Quick Knowledge Check

Which field commonly uses erg/second as a power unit?

Electronics engineering

Astrophysics

Mechanical engineering

What is 1 erg/second equal to in millijoule/second?

0.01 mJ/s

0.0001 mJ/s

0.1 mJ/s

Millijoule/second is commonly used to measure power in:

High-power industrial machines

Low-power electronic devices

Automotive engines

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