Materials and Construction Presence of high amount of silicon in cast iron Increases the contraction of the metal Increases the formation of graphite Reduces its fluidity Suppresses the decomposition of Fe₃ C Increases the contraction of the metal Increases the formation of graphite Reduces its fluidity Suppresses the decomposition of Fe₃ C ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction How many molecules per unit cell are there in a face centred cubic lettice? 2 4 8 6 2 4 8 6 ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction A chemical change takes place when iron Is heated Rusts None of these Melts Is heated Rusts None of these Melts ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction A suitable material of construction to use with fuming sulphuric acid is Monel Nickel Carbon steel Stainless steel type 304 Monel Nickel Carbon steel Stainless steel type 304 ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Tin in its pure form is used for making Cans for food packing Foil for wrapping cheese All of these Collapsible tubes for toilet preparations Cans for food packing Foil for wrapping cheese All of these Collapsible tubes for toilet preparations ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction __________ steel is widely used for the manufacture of motor car crankshafts. Nickel High speed Chrome Silicon Nickel High speed Chrome Silicon ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS