MCQs
Total Questions : 70
| Page 2 of 7 pages
Answer: Option A. -> Q = h A (ts – tf)
Answer: (a).Q = h A (ts – tf)
Answer: (a).Q = h A (ts – tf)
Answer: Option B. -> 20 degree Celsius
Answer: (b).20 degree Celsius
Answer: (b).20 degree Celsius
Answer: Option D. -> t = t₁ + (t₂-t₁) x/ δ
Answer: (d).t = t₁ + (t₂-t₁) x/ δ
Answer: (d).t = t₁ + (t₂-t₁) x/ δ
Answer: Option B. -> Multiple heterogeneous layers
Answer: (b).Multiple heterogeneous layers
Answer: (b).Multiple heterogeneous layers
Question 15. A rod of 3 cm diameter and 20 cm length is maintained at 100 degree Celsius at one end and 10 degree Celsius at the other end. These temperature conditions are attained when there is heat flow rate of 6 W. If cylindrical surface of the rod is completely insulated, determine the thermal conductivity of the rod material
Answer: Option D. -> 18.87 W/m degree
Answer: (d).18.87 W/m degree
Answer: (d).18.87 W/m degree
Answer: Option B. -> False
Answer: (b).False
Answer: (b).False
Answer: Option A. -> Per unit length
Answer: (a).Per unit length
Answer: (a).Per unit length
Answer: Option D. -> Aircrafts
Answer: (d).Aircrafts
Answer: (d).Aircrafts
Answer: Option D. -> 4/3
Answer: (d).4/3
Answer: (d).4/3
Answer: Option B. -> 3:2
Answer: (b).3:2
Answer: (b).3:2