Workshop Technology The temperature of oxy-hydrogen flame is ________ oxyacetylene flame. Less than None of these More than Same as Less than None of these More than Same as ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology Structural sections such as rails, angles, I-beams are made by Hot drawing Hot extrusion Hot rolling Hot piercing Hot drawing Hot extrusion Hot rolling Hot piercing ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In electric resistance welding, voltage required for heating is 1 to 5 volts 50 to 100 volts 11 to 20 volts 6 to 10 volts 1 to 5 volts 50 to 100 volts 11 to 20 volts 6 to 10 volts ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The diaphragm moulding machine is used to Produce uniform packing of sand in the mould Give uniform sand hardness throughout the mould Ram the sand harder at the pattern face with decreasing hardness towards the back of the mould Ram the sand harder at the back of the mould and softer on the pattern face Produce uniform packing of sand in the mould Give uniform sand hardness throughout the mould Ram the sand harder at the pattern face with decreasing hardness towards the back of the mould Ram the sand harder at the back of the mould and softer on the pattern face ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology The casting method adopted for ornaments and toys of nonferrous alloys, is Slush casting Centrifugal casting Permanent mould casting Die casting Slush casting Centrifugal casting Permanent mould casting Die casting ANSWER DOWNLOAD EXAMIANS APP
Workshop Technology In arc welding, the temperature of heat produced by the electric arc is of the order of 6000°C to 7000°C 3000°C to 4000°C 5000°C to 6000°C 4000°C to 5000°C 6000°C to 7000°C 3000°C to 4000°C 5000°C to 6000°C 4000°C to 5000°C ANSWER DOWNLOAD EXAMIANS APP