Convert Tola to Poundal
Convert tolas to poundals instantly. 1 tola = 0.827999998 poundal — use the live calculator, the exact formula, a conversion table and worked examples. Also check the Poundal to Tola converter for the reverse conversion.
Units explained
Tola
The tola equals 180 troy grains, about 11.6638 grams (three-eighths of a troy ounce).
From Sanskrit 'tula', meaning a balance or weighing.
The primary unit for gold and silver across India, Pakistan, and Nepal.
Fixed at 180 grains under British India in 1833.
Poundal
The poundal (pdl) is the FPS absolute unit of force; its mass-equivalent on this scale is about 0.0141 kg.
Defined in the foot-pound-second absolute system in the late 19th century.
Early 20th-century physics and engineering.
Introduced in the absolute FPS system as an alternative to gravitational units.
Tola to Poundal conversion formula
Note: this conversion uses a generally accepted modern value. Historical and regional definitions of this unit varied across times and places.
The relationship between tolas and poundals:
To convert tolas to poundals, multiply the value in tolas by 0.827999998. To reverse, multiply poundals by 1.2077294716.
How to use this converter
Type a value into the calculator. The result in poundals updates as you type. Tap a quick value, copy the result with one click, or use the swap arrow to jump straight to the Poundal to Tola converter for the reverse direction.
Step-by-step: convert tolas to poundals
- Write down the value in tolas (tola).
- Multiply that value by the factor 0.827999998.
- The product is the equivalent value in poundals (pdl).
- To reverse, multiply the poundal value by 1.2077294716.
Worked examples
Example 1 — Convert 1 tola to pdl:
1 × 0.827999998 = 0.827999998 pdl
Example 2 — Convert 100 tola to pdl:
100 × 0.827999998 = 82.7999997956 pdl
Real-world example — Ruler-scale measurements
A 30-tola school ruler converts cleanly to poundals — useful when buying a desk accessory from a retailer whose product specs use a different unit.
30 tola × 0.827999998 = 24.8399999387 pdl
Real-world example — Hardware-scale dimensions
A 10-tola fastener or component is about as long as a thumbnail. Mechanics and DIY enthusiasts convert between tolas and poundals daily when mixing metric and imperial tools.
10 tola × 0.827999998 = 8.2799999796 pdl
Real-world example — Postcard and small-object dimensions
A postcard is about 5 tolas wide. Converting to poundals is essential for international postal addressing forms that ask for dimensions in different units across countries.
5 tola × 0.827999998 = 4.1399999898 pdl
Tola to Poundal conversion table
Standard reference values for converting tolas to poundals:
| Tola [tola] | Poundal [pdl] |
|---|---|
| 0.01 | 0.00828 |
| 0.1 | 0.0827999998 |
| 1 | 0.827999998 |
| 2 | 1.6559999959 |
| 3 | 2.4839999939 |
| 4 | 3.3119999918 |
| 5 | 4.1399999898 |
| 10 | 8.2799999796 |
| 20 | 16.5599999591 |
| 30 | 24.8399999387 |
| 40 | 33.1199999182 |
| 50 | 41.3999998978 |
| 100 | 82.7999997956 |
| 500 | 413.9999989778 |
| 1000 | 827.9999979555 |
Frequently asked questions
How many poundals is 1 tola?
How do I convert tolas to poundals?
How do I convert poundals back to tolas?
How many poundals is 100 tolas?
Popular weight unit conversions
Convert Tola to other weight units
Show all Tola conversions
Metric / SI (18 units)
Avoirdupois (15 units)
Troy & Apothecary (10 units)
Indian / South Asian (5 units)
Scientific / Atomic (9 units)
Astronomical (4 units)
Biblical / Ancient (14 units)
Sources & references
Conversion factor (1 tola = 0.827999998 pdl) verified against the following authoritative sources:
- BIPM — The International System of Units (SI Brochure 9th ed.)
Official BIPM publication defining the seven SI base units (including the meter) and the rules for their use. The global authority on units of measurement.
- NIST — Guide to the SI
US National Institute of Standards and Technology reference covering the SI base and derived units with definitions and usage rules for US technical practice.
- NIST Special Publication 811 — Guide for the Use of the International System of Units
Detailed NIST guide covering exact conversion factors between SI and US customary units along with formatting and rounding conventions.
- NIST — Refinement of values for the yard and pound (Federal Register 1959)
The treaty (signed by US
- International Astronomical Union — System of Astronomical Constants
The IAU defines astronomical units including the AU (149597870700 m exactly) light-year and parsec used in astronomy and astrophysics.