GATE ME 2003 | GATE ME Year Wise Previous Years Questions

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GATE ME 2003

MCQ (Single Correct Answer)

-0.3

In Oxyacetylene gas welding, temperature at the inner cone of the flame is around

$${3500^0}C$$

$${3200^0}C$$

$${2900^0}C$$

$${2550^0}C$$

GATE ME 2003

MCQ (Single Correct Answer)

-0.6

Match the following GATE ME 2003 Production Engineering - Welding Process Question 26 English

$$P - 2,\,\,Q - 5,\,\,R - 1,\,\,S - 3$$

$$P - 6,\,\,Q - 3,\,\,R - 4,\,\,S - 4$$

$$P - 4,\,\,Q - 1,\,\,R - 6,\,\,S - 2$$

$$P - 5,\,\,Q - 4,\,\,R - 2,\,\,S - 6$$

GATE ME 2003

Subjective

-0

The arc - voltage characteristics of a $$DC$$ power source has a linear power source characteristic of $$V=20+40L,$$ where $$V$$ is the arc voltage in volts and $$L$$ is the arc length in $$cm.$$ The static volt-ampere characteristic of the power source is approximated by a straight line with open circuit voltage $$=80V$$ and short circuit current is $$600Amps,$$ determine the optimum arc length for maximum power

GATE ME 2003

MCQ (Single Correct Answer)

-0.3

Formation on build-up edge during machining can be avoided by using

tool with low positive rake angle

high feed rate

high cutting speed

large depth of cut

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2020