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Normal Reaction Between Ground And Front Wheel is forced acting perpendicular to two surfaces in contact with each other. Check FAQs
RA=mgcos(αi)(x+μbh)L+μbh
RA - Normal Reaction Between Ground And Front Wheel?m - Mass of Vehicle?g - Acceleration Due to Gravity?αi - Angle of Inclination of Plane to Horizontal?x - Perpendicular Distance of C.G?μb - Coefficient of Friction For Brake?h - Height of C.G. of Vehicle?L - Distance Between Center of Rear And Front Wheels?

Total Normal Reaction between Ground and Front Wheels when Brakes are Applied to Rear Wheels only Example

With values
With units
Only example

Here is how the Total Normal Reaction between Ground and Front Wheels when Brakes are Applied to Rear Wheels only equation looks like with Values.

Here is how the Total Normal Reaction between Ground and Front Wheels when Brakes are Applied to Rear Wheels only equation looks like with Units.

Here is how the Total Normal Reaction between Ground and Front Wheels when Brakes are Applied to Rear Wheels only equation looks like.

199.9516Edit=55Edit9.8Editcos(60Edit)(8Edit+0.35Edit10Edit)12Edit+0.35Edit10Edit
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Total Normal Reaction between Ground and Front Wheels when Brakes are Applied to Rear Wheels only Solution

Follow our step by step solution on how to calculate Total Normal Reaction between Ground and Front Wheels when Brakes are Applied to Rear Wheels only?

FIRST Step Consider the formula
RA=mgcos(αi)(x+μbh)L+μbh
Next Step Substitute values of Variables
RA=55kg9.8m/s²cos(60°)(8m+0.3510m)12m+0.3510m
Next Step Convert Units
RA=55kg9.8m/s²cos(1.0472rad)(8m+0.3510m)12m+0.3510m
Next Step Prepare to Evaluate
RA=559.8cos(1.0472)(8+0.3510)12+0.3510
Next Step Evaluate
RA=199.951612903294N
LAST Step Rounding Answer
RA=199.9516N

Total Normal Reaction between Ground and Front Wheels when Brakes are Applied to Rear Wheels only Formula Elements

Variables
Functions
Normal Reaction Between Ground And Front Wheel
Normal Reaction Between Ground And Front Wheel is forced acting perpendicular to two surfaces in contact with each other.
Symbol: RA
Measurement: ForceUnit: N
Note: Value should be greater than 0.
Mass of Vehicle
Mass of Vehicle is a quantitative measure of inertia, a fundamental property of all matter.
Symbol: m
Measurement: WeightUnit: kg
Note: Value should be greater than 0.
Acceleration Due to Gravity
Acceleration Due to Gravity is acceleration gained by an object because of gravitational force.
Symbol: g
Measurement: AccelerationUnit: m/s²
Note: Value should be greater than 0.
Angle of Inclination of Plane to Horizontal
Angle of Inclination of Plane to Horizontal is formed by the inclination of one plane to another; measured in degrees or radians.
Symbol: αi
Measurement: AngleUnit: °
Note: Value should be less than 90.
Perpendicular Distance of C.G
Perpendicular Distance of C.G from the rear axle is a numerical measurement of how far apart objects or points are.
Symbol: x
Measurement: LengthUnit: m
Note: Value should be greater than 0.
Coefficient of Friction For Brake
Coefficient of Friction For Brake is the ratio defining the force that resists the motion of one body in relation to another body in contact with it.
Symbol: μb
Measurement: NAUnit: Unitless
Note: Value should be less than 1.
Height of C.G. of Vehicle
Height of C.G. of Vehicle above the road surface is a numerical measurement of how far apart objects or points are.
Symbol: h
Measurement: LengthUnit: m
Note: Value should be greater than 0.
Distance Between Center of Rear And Front Wheels
Distance Between Center of Rear And Front Wheels is a numerical measurement of how far apart objects or points are.
Symbol: L
Measurement: LengthUnit: m
Note: Value should be greater than 0.
cos
Cosine of an angle is the ratio of the side adjacent to the angle to the hypotenuse of the triangle.
Syntax: cos(Angle)

Other Formulas to find Normal Reaction Between Ground And Front Wheel

​Go Normal Reaction on Front Wheels when Brakes Applied to All Four Wheels
RA=mg(μbh+x)L
​Go Normal Reaction on Front Wheels when Brakes Applied to Front Wheels
RA=mgxL-μbh

Other formulas in Total Normal Reaction category

​Go Normal Reaction on Rear Wheels when Brakes Applied to All Four Wheels
RB=mg-mg(μbh+x)L
​Go Normal Reaction on Rear Wheels when Brakes Applied to Front Wheels
RB=mg-mgxL-μbh

How to Evaluate Total Normal Reaction between Ground and Front Wheels when Brakes are Applied to Rear Wheels only?

Total Normal Reaction between Ground and Front Wheels when Brakes are Applied to Rear Wheels only evaluator uses Normal Reaction Between Ground And Front Wheel = (Mass of Vehicle*Acceleration Due to Gravity*cos(Angle of Inclination of Plane to Horizontal)*(Perpendicular Distance of C.G+Coefficient of Friction For Brake*Height of C.G. of Vehicle))/(Distance Between Center of Rear And Front Wheels+Coefficient of Friction For Brake*Height of C.G. of Vehicle) to evaluate the Normal Reaction Between Ground And Front Wheel, Total Normal Reaction between Ground and Front Wheels when Brakes are Applied to Rear Wheels only formula is defined as a measure of the total normal force exerted by the ground on the front wheels of a vehicle when the brakes are applied only to the rear wheels, which affects the vehicle's stability and traction. Normal Reaction Between Ground And Front Wheel is denoted by RA symbol.

How to evaluate Total Normal Reaction between Ground and Front Wheels when Brakes are Applied to Rear Wheels only using this online evaluator? To use this online evaluator for Total Normal Reaction between Ground and Front Wheels when Brakes are Applied to Rear Wheels only, enter Mass of Vehicle (m), Acceleration Due to Gravity (g), Angle of Inclination of Plane to Horizontal i), Perpendicular Distance of C.G (x), Coefficient of Friction For Brake b), Height of C.G. of Vehicle (h) & Distance Between Center of Rear And Front Wheels (L) and hit the calculate button.

FAQs on Total Normal Reaction between Ground and Front Wheels when Brakes are Applied to Rear Wheels only

What is the formula to find Total Normal Reaction between Ground and Front Wheels when Brakes are Applied to Rear Wheels only?
The formula of Total Normal Reaction between Ground and Front Wheels when Brakes are Applied to Rear Wheels only is expressed as Normal Reaction Between Ground And Front Wheel = (Mass of Vehicle*Acceleration Due to Gravity*cos(Angle of Inclination of Plane to Horizontal)*(Perpendicular Distance of C.G+Coefficient of Friction For Brake*Height of C.G. of Vehicle))/(Distance Between Center of Rear And Front Wheels+Coefficient of Friction For Brake*Height of C.G. of Vehicle). Here is an example- 199.9516 = (55*9.8*cos(1.0471975511964)*(8+0.35*10))/(12+0.35*10).
How to calculate Total Normal Reaction between Ground and Front Wheels when Brakes are Applied to Rear Wheels only?
With Mass of Vehicle (m), Acceleration Due to Gravity (g), Angle of Inclination of Plane to Horizontal i), Perpendicular Distance of C.G (x), Coefficient of Friction For Brake b), Height of C.G. of Vehicle (h) & Distance Between Center of Rear And Front Wheels (L) we can find Total Normal Reaction between Ground and Front Wheels when Brakes are Applied to Rear Wheels only using the formula - Normal Reaction Between Ground And Front Wheel = (Mass of Vehicle*Acceleration Due to Gravity*cos(Angle of Inclination of Plane to Horizontal)*(Perpendicular Distance of C.G+Coefficient of Friction For Brake*Height of C.G. of Vehicle))/(Distance Between Center of Rear And Front Wheels+Coefficient of Friction For Brake*Height of C.G. of Vehicle). This formula also uses Cosine (cos) function(s).
What are the other ways to Calculate Normal Reaction Between Ground And Front Wheel?
Here are the different ways to Calculate Normal Reaction Between Ground And Front Wheel-
  • Normal Reaction Between Ground And Front Wheel=(Mass of Vehicle*Acceleration Due to Gravity*(Coefficient of Friction For Brake*Height of C.G. of Vehicle+Perpendicular Distance of C.G))/(Distance Between Center of Rear And Front Wheels)OpenImg
  • Normal Reaction Between Ground And Front Wheel=(Mass of Vehicle*Acceleration Due to Gravity*Perpendicular Distance of C.G)/(Distance Between Center of Rear And Front Wheels-Coefficient of Friction For Brake*Height of C.G. of Vehicle)OpenImg
  • Normal Reaction Between Ground And Front Wheel=(Mass of Vehicle*Acceleration Due to Gravity*(Perpendicular Distance of C.G+Coefficient of Friction For Brake*Height of C.G. of Vehicle))/(Distance Between Center of Rear And Front Wheels+Coefficient of Friction For Brake*Height of C.G. of Vehicle)OpenImg
Can the Total Normal Reaction between Ground and Front Wheels when Brakes are Applied to Rear Wheels only be negative?
Yes, the Total Normal Reaction between Ground and Front Wheels when Brakes are Applied to Rear Wheels only, measured in Force can be negative.
Which unit is used to measure Total Normal Reaction between Ground and Front Wheels when Brakes are Applied to Rear Wheels only?
Total Normal Reaction between Ground and Front Wheels when Brakes are Applied to Rear Wheels only is usually measured using the Newton[N] for Force. Exanewton[N], Meganewton[N], Kilonewton[N] are the few other units in which Total Normal Reaction between Ground and Front Wheels when Brakes are Applied to Rear Wheels only can be measured.
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