Correct answer
D. Carbon
Explanation
The correct answer is Carbon.
Which of the following is not a by-product fuel?
Cermets are combination of ceramic and metallic materials due to which they have high strength & resistance to high temperature. Cermets are used in the________?
‘ADDUCTS’ and ‘CLATHRATES’ are used in case of________?
Which one expands on heating?
Calorific value of tar is about ________ Kcal/kg?
Out of the following, the best material capable of withstanding shock & vibration without the danger of cracking is ________?