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Braking Efficiency Formula

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Braking Efficiency is defined as the braking force produced as a percentage of the total weight of the vehicle. Check FAQs

η = (\frac{F}{W}) \cdot 100

η - Braking Efficiency?F - Braking Force on Brake Drum?W - Weight of Vehicle?

Braking Efficiency Example

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Here is how the Braking Efficiency equation looks like with Values.

Here is how the Braking Efficiency equation looks like with Units.

Here is how the Braking Efficiency equation looks like.

60 = (\frac{7800}{13000}) \cdot 100

60 = (\frac{7800N}{13000N}) \cdot 100

60 = (\frac{7800}{13000}) \cdot 100

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Braking Efficiency Solution

Follow our step by step solution on how to calculate Braking Efficiency?

FIRST Step Consider the formula

η = (\frac{F}{W}) \cdot 100

Next Step Substitute values of Variables

∴

η = (\frac{7800N}{13000N}) \cdot 100

Next Step Prepare to Evaluate

∴

η = (\frac{7800}{13000}) \cdot 100

LAST Step Evaluate

∴

η = 60

Braking Efficiency Formula Elements

Variables

Braking Efficiency

Braking Efficiency is defined as the braking force produced as a percentage of the total weight of the vehicle.

Symbol: η

Measurement: NAUnit: Unitless

Note: Value should be greater than 0.

Formulas to find Braking Efficiency

Braking Force on Brake Drum

Braking Force on Brake Drum is defined as the force acting on the brake drum by the brake shoe when the braking is actuated by the driver.

Symbol: F

Measurement: ForceUnit: N

Note: Value can be positive or negative.

Formulas to find Braking Force on Brake Drum

Weight of Vehicle

Weight of Vehicle is the heaviness of the vehicle, generally expressed in Newtons.

Symbol: W

Measurement: ForceUnit: N

Note: Value should be greater than 0.

Formulas to find Weight of Vehicle

Other formulas in Wheel Centre Rates for Independent Suspension category

Go Required Anti-Roll Bar Rate

K a = K Φ \cdot \frac{K t \cdot \frac{a^{2}}{2}}{K t \cdot \frac{a^{2}}{2} - K Φ} - K w \cdot \frac{a^{2}}{2}

Go Wheel Centre Rate given Required Anti-Roll Bar Rate

K w = \frac{K Φ \cdot \frac{K t \cdot \frac{a^{2}}{2}}{K t \cdot \frac{a^{2}}{2} - K Φ} - K a}{\frac{a^{2}}{2}}

Go Assumed Initial Roll Rate given Required Anti-Roll Bar Rate

K Φ = (K a + K w \cdot \frac{a^{2}}{2}) \cdot \frac{K t \cdot \frac{a^{2}}{2}}{K t \cdot \frac{a^{2}}{2} + K a + K w \cdot \frac{a^{2}}{2}}

Go Tyre Rate given Required Anti-Roll Bar Rate

K t = (\frac{(K a + K w \cdot \frac{a^{2}}{2}) \cdot K Φ}{(K a + K w \cdot \frac{a^{2}}{2}) - K Φ}) \cdot \frac{2}{a^{2}}

How to Evaluate Braking Efficiency?

Braking Efficiency evaluator uses Braking Efficiency = (Braking Force on Brake Drum/Weight of Vehicle)*100 to evaluate the Braking Efficiency, The Braking efficiency formula is defined as the braking force produced as a percentage of the total weight of the vehicle. Braking Efficiency is denoted by η symbol.

How to evaluate Braking Efficiency using this online evaluator? To use this online evaluator for Braking Efficiency, enter Braking Force on Brake Drum (F) & Weight of Vehicle (W) and hit the calculate button.

FAQs on Braking Efficiency

What is the formula to find Braking Efficiency?

The formula of Braking Efficiency is expressed as Braking Efficiency = (Braking Force on Brake Drum/Weight of Vehicle)*100. Here is an example- 60 = (7800/13000)*100.

How to calculate Braking Efficiency?

With Braking Force on Brake Drum (F) & Weight of Vehicle (W) we can find Braking Efficiency using the formula - Braking Efficiency = (Braking Force on Brake Drum/Weight of Vehicle)*100.

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