Workshop Technology A two high rolling mill consists of two rolls which rotate At different speeds and in the opposite direction At the same speed but in opposite direction At the same speed and in the same direction At different speeds and in the same direction At different speeds and in the opposite direction At the same speed but in opposite direction At the same speed and in the same direction At different speeds and in the same direction ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The surface to be machined is marked on the pattern by Blue colour Yellow colour Black colour Red colour Blue colour Yellow colour Black colour Red colour ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The minimum size of a bloom is 10 cm × 10 cm 15 cm × 15 cm 20 cm × 20 cm 5 cm × 5 cm 10 cm × 10 cm 15 cm × 15 cm 20 cm × 20 cm 5 cm × 5 cm ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology During hot working of metals All of the listed here Porosity of the metal is largely eliminated Grain structure of the metal is refined Mechanical properties are improved due to refinement of grains All of the listed here Porosity of the metal is largely eliminated Grain structure of the metal is refined Mechanical properties are improved due to refinement of grains ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The temperature produced by oxy-hydrogen flame is about 1800°C 2100°C 2400°C 3200°C 1800°C 2100°C 2400°C 3200°C ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In blanking operation, the clearance is provided on Half on the punch and half on the die Punch Either on punch or die depending upon designer's choice Die Half on the punch and half on the die Punch Either on punch or die depending upon designer's choice Die ANSWER DOWNLOAD EXAMIANS APP