Question 1

What is dimensional analysis?

Accepted Answer

Using units to check calculations and conversions. Cancel units like fractions: (km/hr) × (hr) = km.

Question 2

How does unit analysis prevent errors?

Accepted Answer

If your units don't work out correctly, your calculation is wrong. Speed × time should give distance, not area.

Question 3

How accurate are these calculations?

Accepted Answer

Our calculator uses double-precision floating-point arithmetic, accurate to about 15-16 significant digits for most calculations.

Question 4

Can I use the result in further calculations?

Accepted Answer

Yes, results are calculated to full precision. You can copy the exact value or use the rounded display depending on your needs.

Unit Analysis Tool - Dimensional Analysis Calculator

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