Mechanical Engineering > GATE 2024 > Welding
In an arc welding process, the voltage and current are 30 V and 200 A, respectively. The cross-sectional area of the joint is 20 m m 2 and the welding speed is 5 m m / s. The heat required to melt the material is 20 J / s. The percentage of heat lost to the surrounding during the welding process is _________.(rounded off to 2 decimal places).
Correct : 40.00
Similar Questions
The most suitable electrode material used for joining low alloy steels using Gas Metal Arc Welding (GMAW) process is
Two mild steel plates of similar thickness, in butt-joint configuration, are welded by gas tungsten arc welding process using the following welding parameters:...
In an direct current arc welding process, the power source has an open circuit voltage
of 100 V and short circuit current of 1000 A. Assume a linear relations...
Total Unique Visitors
Loading......