Virtual Labs

What type of welding process is Friction Stir Welding?

a: Fusion welding Explanation

Explanation

b: Solid-state welding Explanation

Explanation

c: Resistance welding Explanation

Explanation

d: Gas Welding Explanation

Explanation

What is the main principle behind Friction Stir Welding?

a: Heat generation through friction Explanation

Explanation

b: Electrode melting Explanation

Explanation

c: Gas shielding Explanation

Explanation

d: Chemical reaction Explanation

Explanation

What is the temperature range during Friction Stir Welding?

a: Above melting point temperature Explanation

Explanation

b: Below melting point temperature Explanation

Explanation

c: Equal to melting point temperature Explanation

Explanation

d: Two times melting point temperature Explanation

Explanation

In the acronym LASER, the letter ‘S’ stands for

a: Source Explanation

Explanation

b: Scattering Explanation

Explanation

c: Excitation Explanation

Explanation

d: Stimulated Explanation

Explanation

Laser welding is a suitable method for joining

a: Only similar metals Explanation

Explanation

b: Only dissimilar metals Explanation

Explanation

c: Both similar and dissimilar Explanation

Explanation

d: Only non-metallic materials Explanation

Explanation

Which of the following laser welding techniques used for thin materials?

a: keyhole welding Explanation

Explanation

b: Laser conduction welding Explanation

Explanation

c: Both a & b Explanation

Explanation

d: none of the above Explanation

Explanation

Which of the following types of LASER is having higher power output?

a: CO2 laser Explanation

Explanation

b: Nd:YAG laser Explanation

Explanation

c: Yb:Fiber laser Explanation

Explanation

Which of the following is true with FSW process?

a: Minimal heat-affected zone Explanation

Explanation

b: Reduced residual stresses Explanation

Explanation

c: Both a & b Explanation

Explanation

d: None of the above Explanation

Explanation

Which of the following defects in FSW process is related to tool plunge depth?

a: Porosity Explanation

Explanation

b: cracks Explanation

Explanation

c: distortion Explanation

Explanation

d: All of the above Explanation

Explanation

Advanced Welding Techniques