Correct answer
B. High speed steel
Explanation
The correct answer is High speed steel.
White cast iron is not________?
Brass parts with high residual tensile stress at the surface are susceptible to season cracking (i.e. spontaneous cracking occuring on exposure to atmospheric corrosion), if its zinc percentage is more than?
Which of the following has the highest flame velocity?
Fluid flow at increasing rate through a diverging pipe is an example of ________ flow?
Pick out the wrong statement?
Enthalpy change resulting, when unit mass of solid is wetted with sufficient liquid, so that further addition of liquid produces no additional thermal effect, is called the heat of________?