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Tutor profile: Alireza A.

Alireza A.
Ph.D. in Mechanical Engineering

Questions

Subject: Mechanical Engineering

TutorMe
Question:

What is the dominating heat transfer mechanism within solid materials?

Alireza A.
Answer:

The dominating mechanism of heat transfer within solids is called conduction.

Subject: Physics

TutorMe
Question:

How to obtain the acceleration of an object from its velocity equation?

Alireza A.
Answer:

To obtain the the acceleration, you need to take a first order derivative of your velocity equation with respect to time.

Subject: Differential Equations

TutorMe
Question:

How many conditions do you need to solve a time-dependent second order differential equation?

Alireza A.
Answer:

To solve a second order differential equation, say in x and y direction, you would need to boundary conditions in each direction. For the temporal term in your equation, you need an initial condition. Therefore, a total of maximum 5 conditions are needed.

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