Question
Download Solution PDFSolder used for welding electrical wires is an alloy consisting of
This question was previously asked in
ISRO URSC Technical Assistant Mechanical 24 March 2019 Official Paper
Answer (Detailed Solution Below)
Option 4 : tin and lead
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Download Solution PDFExplanation:
- Electrical solder is an alloy of tin (Sn) and lead (Pb).
- Tin-Lead solders is the largest single group and the most widely used of the soldering alloys.
- Soldering is a process in which two or more metal items are joined together by melting and flowing a filler metal into the joint.
- The filler metal has a relatively low melting point.
- A solder is a fusible metal alloy with a melting point or melting range of 90 to 450°C.
- The solder is melted in the process of soldering to join metallic surfaces.
- It is especially useful in electronics and plumbing.
Last updated on May 30, 2025
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