The rate of heat transfer for a plane wall of homogenous material with constant

Question

The rate of heat transfer for a plane wall of homogenous material with constant thermal conductivity is given by

Options:

A . Q = kA (t₁-t₂)/δ

B . Q = 2kAx/ δ

C . Q = 2kAδx

D . Q = 2k/δ x

Answer: Option A
Answer: (a).Q = kA (t₁-t₂)/δ

Was this answer helpful ?

Next Question

More Questions on This Topic :

Question 1. The interior of an oven is maintained at a temperature of 850 degree Celsius by means of a suitable control apparatus. T....of 250 degree Celsius, workout the resistance to heat flow

Question 2. A plane slab of thickness 60 cm is made of a material of thermal conductivity k = 17.45 W/m K. Let us assume that one si....Celsius. Comment on the temperature with respect to the slab?

Question 3. Let us assume two walls of same thickness and cross-sectional area having thermal conductivities in the ratio 1/2. Let u....the wall faces, the ratio of heat flow will be

Question 4. Three metal walls of same thickness and cross sectional area have thermal conductivities k, 2k and 3k respectively. The ....walls (for same heat transfer) will be in the ratio

Question 5. Heat is transferred from a hot fluid to a cold one through a plane wall of thickness (δ), surface area (A) and thermal ....area (A) and thermal conductivity (k). The thermal resistance is

Question 6. A composite wall is made of two layers of thickness δ₁ and δ₂ having thermal conductivities k and 2k and equal sur....degree Celsius. What will be the ratio of wall thickness?

Question 7. Let us say thermal conductivity of a wall is governed by the relation k = k0 (1 + α t). In that case the temperature a....at the mid-plane of the heat conducting wall would be

Question 8. A pipe carrying steam at 215.75 degree Celsius enters a room and some heat is gained by surrounding at 27.95 degree Cels....effect of heat loss to surroundings will be due to

Question 9. A cylindrical cement tube of radii 0.05 cm and 1.0 cm has a wire embedded into it along its axis. To maintain a steady t....of wire equal to 0.1 ohm per cm of length

Question 10. A stainless steel tube with inner diameter₁2 mm, thickness 0.2 mm and length 50n cm is heated electrically. The entire....through its outer surface. Find the intensity of current flow

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

DSP Combined 1 Free Revision Test SAIL JO E-0

GPOE / GPA Combined 1 Free Revision Test SAIL JO E-0

BSP Plant Specific Review Test SAIL JO E-0

BSL Combined 1 Free Revision Test SAIL JO E-0

GFM Combined 1 Free Revision Test SAIL JO E-0