**INDUSTRY AND COMPANY AWARENESS (ICA)**

## MCQs

Total Questions : 38
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**1**of 4 pages**Answer: Option B. ->**J.B. Joseph Fourier

Answer: (b).J.B. Joseph Fourier

**Answer: Option A. ->**Q = -k A d t /d x

Answer: (a).Q = -k A d t /d x

**Answer: Option B. ->**Heat always flow in the direction of negative temperature gradient

Answer: (b).Heat always flow in the direction of negative temperature gradient

**Answer: Option D. ->**1, 3 and 4

Answer: (d).1, 3 and 4

**Answer: Option C. ->**Non- linear temperature profile

Answer: (c).Non- linear temperature profile

**The diagram shows heat conduction through a plane wall. The surface temperature is 475 K and it radiates heat to the surroundings at 335 K. If thermal conductivity of the material is 12.5 W/m degree, find the temperature gradient. Let convective coefficient be 80 W/m² degree and radiation factor is 0.9**

__Question 6.__**Answer: Option A. ->**– 1052.4 degree celsius

Answer: (a).– 1052.4 degree celsius

**Answer: Option B. ->**V = (3GT/M)⅟₂

Answer: (b).V = (3GT/M)⅟₂

**Answer: Option D. ->**2.45

Answer: (d).2.45

**Answer: Option A. ->**Asbestos

Answer: (a).Asbestos

**Answer: Option B. ->**1, 2, 3 and 4

Answer: (b).1, 2, 3 and 4