Q. The expression (A2-A1)/loge (A2/A1) for a hollow cylinder is known as (Solved)
1. Logarithmic mean radius
2. Mean area of heat transfer
3. The rate of heat transfer
4. None of the above
5. Nichrome
- b. Mean area of heat transfer
1. Logarithmic mean radius
2. Mean area of heat transfer
3. The rate of heat transfer
4. None of the above
5. Nichrome