1. Answer the following questions: (a) What is the physical meaning of the following: D a Dt at A:4+ where V is the velocity vector of the flow field. (b) Let the viscous stress tensor be denoted by 7. How is the surface (vector) force f, acting by the fluid on a surface element ds (with unit normal în ) computed? Give your answer in vector notation and also in index notation. What is the physical meaning of Ty ? (c) Write down the work done on a material volume of fluid by the viscous surface force in vector notation and also in index notation. (d) Write down the amount of conduction heat flux 'q' (a scalar) on a surface element ds (with unit normal în ) in vector notation and also in index notation.
1. Answer the following questions: (a) What is the physical meaning of the following: D a Dt at A:4+ where V is the velocity vector of the flow field. (b) Let the viscous stress tensor be denoted by 7. How is the surface (vector) force f, acting by the fluid on a surface element ds (with unit normal în ) computed? Give your answer in vector notation and also in index notation. What is the physical meaning of Ty ? (c) Write down the work done on a material volume of fluid by the viscous surface force in vector notation and also in index notation. (d) Write down the amount of conduction heat flux 'q' (a scalar) on a surface element ds (with unit normal în ) in vector notation and also in index notation.
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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Requesting, I want answers for a,b,c,d (all)
![1. Answer the following questions:
(a) What is the physical meaning of the following:
D a
+V.v
at
Dt
where V is the velocity vector of the flow field.
(b) Let the viscous stress tensor be denoted by 7. How is the surface (vector) force f, acting by
the fluid on a surface element ds (with unit normal în ) computed? Give your answer in vector
notation and also in index notation. What is the physical meaning of Ty ?
(c) Write down the work done on a material volume of fluid by the viscous surface force in
vector notation and also in index notation.
(d) Write down the amount of conduction heat flux 'q' (a scalar) on a surface element ds (with
unit normal în ) in vector notation and also in index notation.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F6c53e7a0-7eb6-4682-93b4-75cc82326f83%2Ff7eda4b5-a72d-4f99-a968-135ead48de4b%2Fgdec6as_processed.jpeg&w=3840&q=75)
Transcribed Image Text:1. Answer the following questions:
(a) What is the physical meaning of the following:
D a
+V.v
at
Dt
where V is the velocity vector of the flow field.
(b) Let the viscous stress tensor be denoted by 7. How is the surface (vector) force f, acting by
the fluid on a surface element ds (with unit normal în ) computed? Give your answer in vector
notation and also in index notation. What is the physical meaning of Ty ?
(c) Write down the work done on a material volume of fluid by the viscous surface force in
vector notation and also in index notation.
(d) Write down the amount of conduction heat flux 'q' (a scalar) on a surface element ds (with
unit normal în ) in vector notation and also in index notation.
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