Correct answer
B. nickel, copper
Explanation
The correct answer is nickel, copper.
The pressure of reheat steam after passing through reheater compared to inlet condition is ________?
The time by which the activity completion time can be delayed without affecting the start of succeeding activities, is Known as________?
Acidic solution is one which has pH value________?
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________?
Which of the following mechanism is obtained from lower pair________?
The lenght of Cornish boiler is of the order of ________?