A cube at high temperature is immersed in a constant temperature bath. It loses

Question

A cube at high temperature is immersed in a constant temperature bath. It loses heat from its top, bottom and side surfaces with heat transfer coefficients of h₁, h₂ and h₃ respectively. The average heat transfer coefficient for the cube is

Options:

A . 1/h₁ + 1/h₂ + 1/h₃

B . h₁ + h₂ + h₃

C . None of these

D . (h₁.h₂.h₃)1/3

Answer: Option A

Submit Your Solution Below and Earn Points !

Next Question

Submit Solution

More Questions on This Topic :

Question 1. Radiation is the process of heat transfer in which heat flows from a ________, in a straight line, without affecting the....________, in a straight line, without affecting the intervening medium.

Question 2. Moisture would find its way into insulation by vapour pressure unless it is prevented by....

Question 3. Which of the following is a case of steady state heat transfer?....

Question 4. The ratio of surface convection resistance to the internal conduction resistance is known as....

Question 5. Fourier's law of heat conduction gives the heat flow for....

Question 6. The process of heat transfer from one particle of the fluid to another by the actual movement of the fluid particles due....density caused by temperature of the particle is known as

Question 7. If the energy radiated per second per sq. cm. of the surface for wave lengths lying between λ, and λ + dλ is represen....+ dλ is represented by (eλ.dλ), then eλ is called

Question 8. A designer chooses the values of fluid flow rates and specific heats in such a manner that the heat capacities of the tw....40°C. The mean temperature difference between the two fluids is

Question 9. In a shell and tube heat exchanger, baffles are provided on the shell side to....

Question 10. The process of heat transfer from one particle of the body to another by the actual motion of the heated particles, is c....by the actual motion of the heated particles, is called

Chapter 1 - GLOBAL STEEL SCENARIO & INDIAN STEEL INDUSTRY Part 1 : (13-04-2024) INDUSTRY AND COMPANY AWARENESS (ICA)

Direction Sense Test Part 1 Reasoning (Hindi)

Chapter 1 - RMHP / OHP / OB & BP Part 1 : (14-02-2024) GPOE

Cube & Cuboid Part 1 Reasoning (Hindi)

Data Interpretation (DI) Basic Concept Reasoning (Hindi)

Counting Figures Part 1 Counting Of Straight Lines Reasoning (Hindi)

Sail E0 free webinar Webinars

Real Numbers Part 7 Class 10 Maths

Real Numbers Part 1 Class 10 Maths

Polynomials Part 1 Class 10 Maths

Pie Chart - Test Paper 1 Data Interpretation Reasoning & DI

Tabulation - Test Paper 2 Data Interpretation Reasoning & DI

Test Paper 1 Direction Sense Test Reasoning & DI

ICA , RDIC,GFM Free Modal Test Paper - Non - Technical Branch Old Syllabus 2022 - SAIL Junior Officer E0

GFM Combined 1 Free Revision Test SAIL JO E-0

Submit Solution

More Questions on This Topic :

Latest Videos

Latest Test Papers