- #1
danjsmith98
- 11
- 2
- Homework Statement
- Hi I've been trying this question but keep getting the wrong answer any help would be appreciated
- Relevant Equations
- F=ma
Train deceleration traveling up hill
- Thread starter danjsmith98
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- Deceleration Hill Train
In summary, train deceleration is the decrease in speed of a train caused by the brakes or natural resistance of the tracks. When traveling uphill, the train needs more energy to overcome gravity, resulting in a greater deceleration. Train deceleration is important for safety reasons and is affected by factors such as the grade of the hill, weight and speed of the train, and condition of the tracks and brakes. To improve deceleration on an uphill track, the grade of the hill can be reduced, weight can be reduced, and regenerative braking techniques can be used.
- #2
Gordianus
- 507
- 133
Would you mind writing down the units (all of them) and see whether they check OK?
- #3
Lnewqban
Homework Helper
Gold Member
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I can see two errors:
* Revise your math regarding resultant net force.
* Incorrect equation for calculating distance.
Please, see:
http://hyperphysics.phy-astr.gsu.edu/hbase/mot.html#motcon
* Revise your math regarding resultant net force.
* Incorrect equation for calculating distance.
Please, see:
http://hyperphysics.phy-astr.gsu.edu/hbase/mot.html#motcon
- #4
danjsmith98
- 11
- 2
Thanks for that mate just redid it and got the right answer will definitely be more thorough with my calculations next time!Lnewqban said:
Related to Train deceleration traveling up hill
1. How does train deceleration change when traveling up a hill?
When a train is traveling up a hill, gravity is working against it, causing it to slow down. This means that the train's deceleration will be greater compared to when it is traveling on a flat surface.
2. What factors affect train deceleration when traveling up a hill?
The main factors that affect train deceleration when traveling up a hill are the grade of the hill, the weight of the train, and the friction between the train's wheels and the tracks.
3. How is train deceleration calculated when traveling up a hill?
Train deceleration when traveling up a hill can be calculated using the formula: a = g(sinθ - μcosθ), where a is the deceleration, g is the acceleration due to gravity, θ is the grade of the hill, and μ is the coefficient of friction between the train's wheels and the tracks.
4. How does train speed affect deceleration when traveling up a hill?
The higher the speed of the train, the greater the deceleration will be when traveling up a hill. This is because the train will have more momentum and will need to overcome a greater force of gravity to slow down.
5. Can train deceleration be controlled when traveling up a hill?
Yes, train deceleration can be controlled by the train's braking system. The train operator can adjust the amount of braking force applied to slow down the train, depending on the grade of the hill and the speed of the train.
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