Solved Problem on Heat Transfer

GATE 2013 : Mechanical Engineering

Q. Consider one-dimensional steady state heat conduction, without heat generation, in a plane wall; with boundary conditions as shown in the figure below. The conductivity of the wall is given by k = k₀ + bT ; where k₀ and b are positive constants, and T is temperature.

As x increases, the temperature gradient ( dT dx ) will

Options:

(A) remain constant (B) be zero (C) increase (D) decrease

Ans:

Log in or register to post comments
12 views

Comments

GATE Syllabus for Aerospace Engineering (AE)

Graduate Aptitude Test in Engineering,2013. Syllabus for Aerospace Engineering (AE). ENGINEERING MATHEMATICS:- Linear Algebra: Matrix algebra, systems of linear equations, eigen values and eigen vectors. FLIGHT MECHANICS, SPACE DYNAMICS, AERODYNAMICS, STRUCTURES, PROPULSION.

GATE Syllabus for Metallurgical Engineering (MT)

Graduate Aptitude Test in Engineering, 2013. Syllabus for Metallurgical Engineering (MT). ENGINEERING MATHEMATICS:- Linear Algebra: Matrices and Determinants, Systems of linear equations, Eigen values and Eigen vectors. METALLURGICAL ENGINEERING, Manufacturing Processes, Thermodynamics and Rate Processes.

GATE Syllabus for Electronics and Communication Engineering (EC)

Graduate Aptitude Test in Engineering, 2013. Syllabus for Electronics and Communication Engineering (EC). ENGINEERING MATHEMATICS Linear Algebra: Matrix Algebra, Systems of linear equations, Eigen values and eigen vectors. ELECTRONICS AND COMMUNICATION ENGINEERING: -Electronic Devices, Signals and Systems etc

GATE Syllabus for Computer Science and Information Technology (CS)

Graduate Aptitude Test in Engineering,2013. Syllabus for Computer Science and Information Technology (CS). Mathematical Logic: Propositional Logic; First Order Logic. COMPUTER SCIENCE AND INFORMATION TECHNOLOGY:- Computer Organization and Architecture, Operating System etc.

GATE Syllabus for Electrical Engineering (EE)

Graduate Aptitude Test in Engineering,2013, Syllabus for Electrical Engineering (EE), ENGINEERING MATHEMATICS:- Linear Algebra, Calculus, Differential equations, Complex variables, Probability and Statistics, Numerical Methods etc. ELECTRICAL ENGINEERING:- Electric Circuits and Fields, Signals and Systems etc.