Materials and Construction

A. Silicone rubber, teflon, porcelain and wood
B. Nickel, monel, stainless steel and graphite
C. Aluminium, copper, high silicon iron
D. Brass, cast iron, mild steel and tin

A. Quartz
B. Gypsum
C. Feldspar
D. Fluorite

A. Hammer
B. Workpiece
C. Die with hammer
D. Weight on hammer

A. Concrete
B. Steel
C. Zircaloy
D. Graphite

A. Aluminium
B. Lead
C. Stainless steel 316
D. Mild steel

A. Low carbon steel
B. Mild steel
C. Wrought iron
D. White cast iron

A. Arsenic copper
B. Magnesium
C. Aluminium
D. Nickel

A. Hydrochloric acid
B. SO2 (dry or wet)
C. Chlorine (dry or wet)
D. All A., B. and C.

A. Hot rolled
B. Chrome carbon
C. Cold rolled
D. Stainless

A. Having notches in the specimen
B. Rise in temperature
C. Under stressing the specimen
D. Having scratches on the surface