A. Aluminium, copper and manganese
B. Aluminium, nickel and silicon
C. Aluminium and nickel
D. None of these
A. Above the highest
B. Above the lowest
C. Between the first & second
D. Between the second & third
A. Stainless steel containers
B. Paper bags
C. Fibre drums
D. Either B. or C.
A. Carburising
B. Nitriding
C. Cyaniding
D. Annealing
A. High speed steel
B. Shock resisting steel
C. Cold work tool steel
D. None of these
A. Steel
B. Stainless steel
C. Cast iron
D. Wrought iron
A. Thermoplastic materials
B. Nickel
C. Steel or iron
D. None of these
A. Metallurgical microscope
B. Electron diffraction
C. Spectroscopic techniques
D. X-ray
A. Brass
B. Copper
C. High carbon steel
D. Aluminium
A. Least
B. Not
C. Mildly
D. Highly