Workshop Technology The electron beam welding can be carried out in A shielded gas environment Open air Vacuum A pressurized inert gas chamber A shielded gas environment Open air Vacuum A pressurized inert gas chamber ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In TIG arc welding, the welding zone is shielded by an atmosphere of Either (A) or (B) Helium gas None of these Argon gas Either (A) or (B) Helium gas None of these Argon gas ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The purpose of a riser is to Feed the molten metal to the casting in order to compensate for the shrinkage Deliver molten metal into the mould cavity Act as a reservoir for the molten metal Deliver the molten metal from pouring basin to gate Feed the molten metal to the casting in order to compensate for the shrinkage Deliver molten metal into the mould cavity Act as a reservoir for the molten metal Deliver the molten metal from pouring basin to gate ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In electric resistance welding, voltage required for heating is 1 to 5 volts 11 to 20 volts 6 to 10 volts 50 to 100 volts 1 to 5 volts 11 to 20 volts 6 to 10 volts 50 to 100 volts ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Thermit welding is often used in Joining rails, truck frames and locomotive frames etc. All of these Replacing broken gear teeth Repairing broken shears Joining rails, truck frames and locomotive frames etc. All of these Replacing broken gear teeth Repairing broken shears ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology A casting defect which occurs near the ingates as rough lumps on the surface of a casting is known as Sand wash Shift Swell Scab Sand wash Shift Swell Scab ANSWER DOWNLOAD EXAMIANS APP