WBCS.LIVE practice question

Solder used for joining metal parts together is an alloy of

Solve this multiple-choice question and check the correct answer with its explanation below.

Answer options

  1. Fe and Cu
  2. Fe and Zn
  3. Sn and Cu
  4. Sn and Pb

Correct answer and explanation

Correct answer: Sn and Pb

Explanation: āœ… Correct Answer: D. Sn and Pb šŸ“š Explanation: Solder is an alloy primarily composed of 'Tin' (Sn) and 'Lead' (Pb). it has a relatively low melting point, which makes it ideal for joining metal parts together in electrical and plumbing work. The ratio of tin and lead can be adjusted to achieve different properties for specific jobs. In recent years, lead-free solders are becoming more common due to health and environmental concerns.