Calculate the weld per minute, work speed of circular electrode of 220 mm diameter for carrying out seam welding at 4 welds per cm on 1.6 mm thick mild steel tube. Welding cycle consists of 3 cycles ‘on’ and 2 cycles ‘off’ Power supply is at 50 Hz.

Manufacturing And Production Technology
Calculate the weld per minute, work speed of circular electrode of 220 mm diameter for carrying out seam welding at 4 welds per cm on 1.6 mm thick mild steel tube. Welding cycle consists of 3 cycles ‘on’ and 2 cycles ‘off’ Power supply is at 50 Hz.

22 welds/min, 55 mm/min

3000 welds/min, 75 mm/min

600 welds/min, 1500 mm/min

500 welds/min, 1250 mm/min

22 welds/min, 55 mm/min

3000 welds/min, 75 mm/min

600 welds/min, 1500 mm/min

500 welds/min, 1250 mm/min

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Manufacturing And Production Technology
When the temperature of a solid metal increases,

Both strength and ductility of the metal decreases

Both strength and ductility of the metal increases

Strength of the metal increases but ductility decreases

Strength of the metal decreases but ductility increases

Both strength and ductility of the metal decreases

Both strength and ductility of the metal increases

Strength of the metal increases but ductility decreases

Strength of the metal decreases but ductility increases

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Manufacturing And Production Technology
In Oxyacetylene gas welding, temperature at the inner cone of the flame is around

3500°C

2550°C

3200°C

2900°C

3500°C

2550°C

3200°C

2900°C

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Manufacturing And Production Technology
The width of cutting edge of a parting off tool varies from

8 to 30 mm

3 to 12 mm

5 to 20 mm

15 to 40 mm

8 to 30 mm

3 to 12 mm

5 to 20 mm

15 to 40 mm

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Manufacturing And Production Technology
The relation between the tool life (T) in minutes and cutting speed (V) in m/min is (where n = An exponent, which depends upon the tool and workpiece, and C = A constant)

VTn = C

V/Tn = C

Vn/T = C

VnT = C

VTn = C

V/Tn = C

Vn/T = C

VnT = C

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Manufacturing And Production Technology
The rake angle of a single point cutting tool corresponds to ___ of a twist drill.

Point angle

Helix angle

Chisel edge angle

Lip clearance angle

Point angle

Helix angle

Chisel edge angle

Lip clearance angle

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Manufacturing And Production Technology

Manufacturing And Production Technology Calculate the weld per minute, work speed of circular electrode of 220 mm diameter for carrying out seam welding at 4 welds per cm on 1.6 mm thick mild steel tube. Welding cycle consists of 3 cycles ‘on’ and 2 cycles ‘off’ Power supply is at 50 Hz.

Manufacturing And Production Technology When the temperature of a solid metal increases,

Manufacturing And Production Technology In Oxyacetylene gas welding, temperature at the inner cone of the flame is around

Manufacturing And Production Technology The width of cutting edge of a parting off tool varies from

Manufacturing And Production Technology The relation between the tool life (T) in minutes and cutting speed (V) in m/min is (where n = An exponent, which depends upon the tool and workpiece, and C = A constant)

Manufacturing And Production Technology The rake angle of a single point cutting tool corresponds to ___ of a twist drill.

Manufacturing And Production Technology
Calculate the weld per minute, work speed of circular electrode of 220 mm diameter for carrying out seam welding at 4 welds per cm on 1.6 mm thick mild steel tube. Welding cycle consists of 3 cycles ‘on’ and 2 cycles ‘off’ Power supply is at 50 Hz.

Manufacturing And Production Technology
When the temperature of a solid metal increases,

Manufacturing And Production Technology
In Oxyacetylene gas welding, temperature at the inner cone of the flame is around

Manufacturing And Production Technology
The width of cutting edge of a parting off tool varies from

Manufacturing And Production Technology
The relation between the tool life (T) in minutes and cutting speed (V) in m/min is (where n = An exponent, which depends upon the tool and workpiece, and C = A constant)

Manufacturing And Production Technology
The rake angle of a single point cutting tool corresponds to ___ of a twist drill.