All Questions
Tagged with automotive-engineering applied-mechanics
17
questions
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36
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Which position on a vehicle is least effected by the steering?
I am looking to position a paint sprayer for longitudinal lines on the roads. The plant I have is three wheeled the single wheel is at the front and dual at the back. It has the options to have the ...
- 1
0
votes
1
answer
71
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Would placing sand bags on top of a car's strut housing reduce the jarring impact felt when the car hits a pothole?
I live in an urban area where many of the streets have pot holes and some of these streets have some very large and deep potholes. I have been wondering lately if it would be worth the effort to try ...
- 303
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38
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How would you handle the rebalancing of a bearing cage?
I am a intern who was tasked with finding the correct amount to mill off (in an angle) of a bearing cage (basically an annulus with gaps in it to hold the balls or rollers) to bring it back into ...
- 1
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139
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Calculation on gearbox design
I want to design a gearbox of 70hp input motor and speed of 1400rpm. The gearbox ratio is 1:10 of 2 stage parallel arrangements.
How do I calculate for the teeth, modules and other requirements ...
0
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1
answer
169
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Why is the direction of static friction towards centre in case of circular turning?
Here , a car turning on a circular track. I have marked all the kinds of friction , velocity happening in the diagram.
For the front wheels ,
VT (Tangential velocity) ,Vr(Radial velocity) , VR(...
- 679
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votes
2
answers
57
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Why is direction of velocity in front direction
These are how circular turning tracks look like. Now , according to my textbook:
This is how it looks like. But I argue upon each & every point of it.
Here , the car is turning but it’s ...
- 679
0
votes
4
answers
2k
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Derivation of static & kinetic friction formula
We know formula of static friction & kinetic friction = μsN and μkN.
I have searched online a lot about them.
I do know what is the formula & how to use it but I couldn’t find any article ...
- 679
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85
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For pure rolling , Proof for every point on wheel has velocity = vc + wr
There are 2 texts I have seen for every point on wheels finding out the exact velocity of certain points.
The theory states for all is that : Every point on wheel has total v = rotational + ...
- 679
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2
answers
294
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Understanding velocity of points of wheel
I am very grateful to all for helping me out. Thank you. Also , It will be quicker for me to understand if you tell where at which point am I going wrong or right ? This way , I know exactly how much ...
- 679
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what is the torque difference in single plate clutch disks and multidisk clutches? [closed]
I have a review question that I am not sure about the answer. The question goes like this:
"In comparison to single plate clutches, multidisk clutches are associated to which of the below notions?...
- 13
2
votes
1
answer
73
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What is the Source of the 10% Trailer Tongue Weight Recommendaton?
Throughout the trailer, hitch, and tow vehicle industry a recommendation of 10% tongue weight for a tow-behind trailer and 15% for a 5th wheel trailer seem universal. They have even been changed to 10%...
- 21
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1
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459
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Measuring Torque in a bicycle [closed]
How to measure torque in a bicycle?
how much newtons will produce by the pedal of the cycle ?
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1
vote
1
answer
119
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Calculate Rolling Resistance Experimentally
I am trying to calculate the exact rolling resistance ($F_{rr}$) of my car. The approach I am going with is a coastdown test at a low speed so no drag slows down the car. From there I am going to ...
- 11
2
votes
2
answers
2k
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Why does a vehicle under crosswind need corrective steering?
If we consider a stationary car, a moderate wind hitting it broadside might tilt it a bit, but not move it otherwise. Now, consider the car moving perpendicular to that wind (e.g., driving straight ...
- 123
1
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1
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343
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How does friction help a car to turn?
I know that friction helps car to move forward. The engine of the car turns the wheels, and the tyres have to grip the road in order for the car to start moving forward. If there is no friction, tyres ...
- 471