# Calculating Centripetal Acceleration of a Locomotive's Crank Pin

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In summary, to find the centripetal acceleration of the crank pin, we need to use the equation v = omega * r, where v is the constant speed of 100 km/h, r is the diameter of the driving wheels, and omega is the angular velocity of the crank pin. By solving for omega, we can then calculate the centripetal acceleration using the equation a = omega^2 * r.
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Homework Statement
A locomotive is running at a constant speed of 100 km / h. The diameter of driving wheels is 1.8 m. The
stroke of the piston of the steam engine cylinder of the locomotive is 600 mm. Find the centripetal acceleration of the crank pin relative to the engine frame.
Relevant Equations
v = omega * r
Problem Statement: A locomotive is running at a constant speed of 100 km / h. The diameter of driving wheels is 1.8 m. The
stroke of the piston of the steam engine cylinder of the locomotive is 600 mm. Find the centripetal acceleration of the crank pin relative to the engine frame.
Relevant Equations: v = omega * r

A locomotive is running at a constant speed of 100 km / h. The diameter of driving wheels is 1.8 m. The
stroke of the piston of the steam engine cylinder of the locomotive is 600 mm. Find the centripetal acceleration of the crank pin relative to the engine frame.

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You've stated the problem. And you've written down an equation.

What would you do next if you had an equation involving two known quantities and one unknown quantity?

## 1. What is centripetal acceleration?

Centripetal acceleration is the acceleration that is directed towards the center of a circular path. It is caused by the change in direction of an object's velocity, and it keeps the object moving in a circular path.

## 2. How is centripetal acceleration calculated?

The formula for calculating centripetal acceleration is a = v^2/r, where "a" is the centripetal acceleration, "v" is the velocity, and "r" is the radius of the circular path.

## 3. What is the significance of calculating the centripetal acceleration of a locomotive's crank pin?

The centripetal acceleration of a locomotive's crank pin is important because it helps determine the maximum safe speed for the locomotive to travel around curves without derailing. It also allows engineers to make necessary adjustments to the locomotive's design to ensure safe operation.

## 4. What factors affect the centripetal acceleration of a locomotive's crank pin?

The main factors that affect the centripetal acceleration of a locomotive's crank pin are the speed of the locomotive, the radius of the curve, and the mass of the locomotive. Other factors such as the condition of the tracks and the distribution of weight on the locomotive can also have an impact.

## 5. How can the centripetal acceleration of a locomotive's crank pin be increased?

The centripetal acceleration of a locomotive's crank pin can be increased by increasing the speed of the locomotive, decreasing the radius of the curve, or reducing the mass of the locomotive. However, these changes must be carefully considered to ensure the safety and stability of the locomotive on the tracks.

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