1072Mechanical EngineeringMedium
Preheating is essential in welding ________?
Anone of the above
Ball non-ferrous materials
Chigh speed steel
Dall of the above
Ecast iron
Correct answer
E. cast iron
Explanation
The correct answer is cast iron.
Correct answer
E. cast iron
Explanation
The correct answer is cast iron.
Which of the following solid fuel has high carbon content?
Pick up the correct statement about giving up of heat from one medium to other in ammonia absorption system?
The type of pair formed by two elements which are so connected that one is constrained to turn or revolve about a fixed axis of another element is known as________?
The coal requirement per kW hour generation in the thermal power plant is of the order of________?
A low unit cost can be obtained by following________?
The connecting rod bolts are tightened up so that tightening stress ________?