Manufacturing And Production Technology
Cold working of steel is defined as working

Above its recrystallisation temperature
Below its recrystallisation temperature
At two thirds of the melting temperature of the metal
At its recrystallisation temperature

ANSWER DOWNLOAD EXAMIANS APP

Manufacturing And Production Technology
When the temperature of a solid metal increases,

Both strength and ductility of the metal increases
Strength of the metal decreases but ductility increases
Both strength and ductility of the metal decreases
Strength of the metal increases but ductility decreases

ANSWER DOWNLOAD EXAMIANS APP