7541Chemical EngineeringMedium
Residual magnetism in steel for magnets is increased by the addition of________?
ACobalt
BChromium
CTungsten
DNickel
Correct answer
A. Cobalt
Explanation
The correct answer is Cobalt.
Correct answer
A. Cobalt
Explanation
The correct answer is Cobalt.
Atmospheric corrosion of metals result from their________?
Dislocation cross-slip is difficult in those materials, which have________?
In case of steady flow compression polytropic process (PVn = constant), the work done on air is the lowest, when________?
Stainless steel is welded using________?
If 4 gm of a radioisotope has a half life period of 10 days, the half life of 2 gm of the same isotope will be ________ days?
With the increase in depth, the hydrostatic pressure in an un-accelerated incompressible fluid (in a constant gravitational field)?