My Report

Heat Transfer Mock Test 4


Correct Answer: 2 points | Wrong: -1 point
Grades: A* (100% score) | A (80%-99%) | B (60%-80%) | C (40%-60%) | D (0%-40%)
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Question 1 of 10

1. What is the wavelength band of gamma rays?

Question 1 of 10

Question 2 of 10

2. In transient heat conduction, the two significant dimensionless parameters are

Question 2 of 10

Question 3 of 10

3. Identify the correct relation between Biot number and Fourier number

Question 3 of 10

Question 4 of 10

4. The curve for unsteady state cooling or heating of bodies is

Question 4 of 10

Question 5 of 10

5. The boundary conditions in case of transient heat conduction in infinite thick solids are
(i) t (x = 0) = t i
(ii) t (0, T) = t a for T greater than zero
(iii) t (infinity, T) = t i for T greater than zero
Identify the correct statements

Question 5 of 10

Question 6 of 10

6. When Biot number exceeds 0.1 but is less than 100, use is made of Heislers charts for the solution of transient heat conduction.

Question 6 of 10

Question 7 of 10

7. The perturbation time varies as

Question 7 of 10

Question 8 of 10

8. What is the value of characteristics length for cylinder?

Question 8 of 10

Question 9 of 10

9. A body that reflects all the incident thermal radiations is called a

Question 9 of 10

Question 10 of 10

10. At the penetration depth d, there will be 1% perturbation at a time given by

Question 10 of 10


 

Manish Bhojasia - Founder & CTO at Sanfoundry
Manish Bhojasia, a technology veteran with 20+ years @ Cisco & Wipro, is Founder and CTO at Sanfoundry. He lives in Bangalore, and focuses on development of Linux Kernel, SAN Technologies, Advanced C, Data Structures & Alogrithms. Stay connected with him at LinkedIn.

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