Workshop Technology Cold working of metal increases Hardness Yield strength Tensile strength All of these Hardness Yield strength Tensile strength All of these ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology the most preferred process for casting gas turbine blades is Investment moulding Die casting Sand casting Shell moulding Investment moulding Die casting Sand casting Shell moulding ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology A three high rolling mill consists of three rolls placed one above the other. Which of the following statement is correct? The upper and middle rolls rotate in the same direction whereas the bottom roll rotates in opposite direction The upper and bottom rolls rotate in the same direction whereas the middle roll rotates in opposite direction The bottom and middle roll rotate in the same direction Any one of the above The upper and middle rolls rotate in the same direction whereas the bottom roll rotates in opposite direction The upper and bottom rolls rotate in the same direction whereas the middle roll rotates in opposite direction The bottom and middle roll rotate in the same direction Any one of the above ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology A basic shaft is one whose Upper deviation is zero None of the listed here Lower and upper deviations are zero Lower deviation is zero Upper deviation is zero None of the listed here Lower and upper deviations are zero Lower deviation is zero ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The process used to improve fatigue resistance of the metal by setting up compressive stresses in its surface, is known as Hot piercing Cold heading Cold peening Extrusion Hot piercing Cold heading Cold peening Extrusion ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The increase in hardness due to cold working, is called Flame hardening Induction hardening Age hardening Work hardening Flame hardening Induction hardening Age hardening Work hardening ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS