Fuel Tank Volume Formula:
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The fuel tank volume calculation estimates the gallon capacity of a car's fuel tank assuming a rectangular shape. This is useful for custom fuel tanks or when specifications aren't available.
The calculator uses the volume formula:
Where:
Explanation: The formula calculates the cubic volume then converts it from cubic feet to gallons (1 cubic foot = 7.48 gallons).
Details: Knowing your fuel tank capacity helps in trip planning, fuel efficiency calculations, and when modifying or replacing a fuel tank.
Tips: Measure the interior dimensions of your fuel tank in feet. For irregular shapes, use average dimensions or divide into rectangular sections.
Q1: How accurate is this calculation?
A: It's accurate for rectangular tanks. For irregular shapes, it provides an estimate. Actual capacity may vary due to tank shape and internal components.
Q2: Why use 7.48 as the conversion factor?
A: 7.48 gallons equals 1 cubic foot. This is the standard conversion for US liquid gallons.
Q3: Should I measure internal or external dimensions?
A: Always measure internal dimensions for accurate volume calculation, as tank walls take up space.
Q4: Can this be used for other liquids?
A: Yes, the calculation works for any liquid, though the result will be in US gallons.
Q5: How do I measure a cylindrical tank?
A: For cylindrical tanks, use the formula: V = π × r² × h × 7.48, where r is radius and h is height.