Correct answer
C. Both A. and B.
Explanation
The correct answer is Both A. and B..
Walls of a cubical oven are of thickness l, and they are made of material of thermal conductivity k. The temperature inside the oven is 100°C and the inside heat transfer coefficient is „3k/l’. If the wall temperature on the outside is held at 25°C, what is the inside wall temperature in degree centigrade?
The substance used as a smoke screen in warfare is________?
The normal stress is the same in all directions at a point in a fluid, only when the fluid________?
Which of the following is an additive used for improving the cetane number of diesel?
Maximum consumption of polymers is in________?
Which of the following is an additional step in the manufacture of paper from bagasse as compared to that from bamboo?