Lasers are used for welding of wires because they can be focused onto a fine spot.

Lasers are used for welding of wires because they can be focused onto a fine spot. Correct Answer True

Laser beams are highly directional with almost no convergence. Thus, they can be focused onto a fine spot with ease. Due to this, they are used in welding of fine wires, contacts in miniature assemblies, drilling holes etc.
Bissoy MCQ

Related Questions

The Aspirational Districts Programme (ADP) was launched in January 2018 to:
1. Transform the lives of people in the under-developed areas of the county
2. Anchored in NITI Aayog, the programme is aimed at transforming 115 most backward district
3. Focused interventions in the field of health and nutrition,
4. Focused interventions in education, agriculture and water management,
5. Focused interventions in financial inclusion and skill development
Select the correct answer:
Spot welding and seam welding are the types of gas welding.
Calculate the spacing of 5mm wires having a loss ratio of 0.075, compressive stress is 10.75n/mm2, 5mm diameter wires stress is 1000n/mm2, 12 wires of 8mm diameter are stressed to 1200n/mm2(Nd = 840n/mm2)?
Which of the following option is correct for given statements about wavelength standard? Statement 1: Gas lasers produce 1000 times more intense light than others. Statement 2: Lasers cannot be used for some interferometers like Pitter-NPL gauge interferometer.
Spot welding is used for welding
Why are Quantum dot lasers preferred to traditional semiconductor lasers?
Slow axial flow gas lasers are simplest of the CO2 lasers.
Which among the NC operations given below are continuous path operations?
Arc Welding (AW), Drilling (D), Laser Cutting of Sheet Metal (LC), Milling (M), Punching in Sheet Metal (P), Spot Welding (SW)
The maximum term of imprisonment that can be awarded in default of payment of fine, in case of offence punishable with fine Only, when the person is sentence to a fine of rupees hundred:
Nano wires are also used as lasers.