Thursday, January 26, 2023

Fundamental of Welding Science and Technology NPTEL ANSWERS : WEEK 1

 Fundamental of Welding Science and Technology NPTEL ANSWERS : WEEK 1


Week1: Assignment 1



1 point
1. As compared to the U joint, the weld induced distortion in case of V joint is
 
 
 
 
1 point
2.For a welding operation of particular plate thickness, the change of groove angle with increase in root opening is:
 
 
 
 
1 point
3. Thermite welding and Electro-gas (EGW) lie on
 
 
 
 
1 point

4.The name of the weld joint shown Figure 1 is:

Figure 1
 
 
 
 
1 point

5.Which of the following is an example of autogenous welding?
 
 
 
 
1 point

6.The name of the Q and R shown Figure 2 are:

Figure 2
 
 
 
 
1 point

7.Electro gas welding is an example of:
 
 
 
 
D
1 point

8.In Figure 3, P and Q are:

Figure 3
 
 
 
 
1 point

9.The name of the weld joint shown in Figure 4 is?

Figkure 4
 
 
 
 
1 point

10.What is the name of the following weld joint as shown in the Figure 5?

Figure 5
 
 
 
 
1 point

11.Which type of welding process exhibits exothermic reaction to join the railway tracks?
 
 
 
 
1 point

12.The full form of GMAW is
 
 
 
 
at
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