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 bottom rolls rotate in the same direction whereas the middle roll rotates in opposite direction Any one of the above The bottom and middle roll rotate in the same direction 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 Any one of the above The bottom and middle roll rotate in the same direction The upper and middle rolls rotate in the same direction whereas the bottom roll rotates in opposite direction ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In a ___, the molten metal is poured and allowed to solidify while the mould is revolving. Centrifugal casting method Slush casting method Die casting method Permanent mould casting method Centrifugal casting method Slush casting method Die casting method Permanent mould casting method ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Piercing is an operation of cutting A flat sheet to the desired shape A cylindrical hole in a sheet of metal by the punch and the die A hole (other than cylindrical) in a sheet of metal by the punch and the die A number of holes evenly spaced in a regular pattern on a sheet of metal A flat sheet to the desired shape A cylindrical hole in a sheet of metal by the punch and the die A hole (other than cylindrical) in a sheet of metal by the punch and the die A number of holes evenly spaced in a regular pattern on a sheet of metal ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Which one of the following material will require the largest size of riser for the same size of casting? Aluminium Steel Copper Cast iron Aluminium Steel Copper Cast iron ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In electric resistance welding, pressure applied varies from 10 to 25 MPa 5 to 10 MPa 1 to 5 MPa 25 to 55 MPa 10 to 25 MPa 5 to 10 MPa 1 to 5 MPa 25 to 55 MPa ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The temperature of the inner luminous cone of neutral flame is about 1250°C 2100°C 1000°C 3200°C 1250°C 2100°C 1000°C 3200°C ANSWER DOWNLOAD EXAMIANS APP
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