Workshop Technology In electric resistance welding, voltage required for heating is 50 to 100 volts 6 to 10 volts 1 to 5 volts 11 to 20 volts 50 to 100 volts 6 to 10 volts 1 to 5 volts 11 to 20 volts ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In forehand welding, the angle between the welding rod and the work is kept as 50°-60° 40°-50° 30°-40° 60°-70° 50°-60° 40°-50° 30°-40° 60°-70° ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The increase in hardness due to cold working, is called Work hardening Flame hardening Age hardening Induction hardening Work hardening Flame hardening Age hardening Induction hardening 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? Cast iron Aluminium Copper Steel Cast iron Aluminium Copper Steel ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Thermit welding is often used in Joining rails, truck frames and locomotive frames etc. Repairing broken shears All of these Replacing broken gear teeth Joining rails, truck frames and locomotive frames etc. Repairing broken shears All of these Replacing broken gear teeth ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Tandem drawing of wires and tubes is necessary because Accuracy in dimensions is not possible otherwise Annealing is needed between stages Surface finish improves after every drawing stage It is not possible to reduce at one stage Accuracy in dimensions is not possible otherwise Annealing is needed between stages Surface finish improves after every drawing stage It is not possible to reduce at one stage ANSWER DOWNLOAD EXAMIANS APP
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