Millionaire Mode

Metal Extraction and Application

Question 1 of 20

Which of the following statements is/are false?
A. Copper is used for making anticorrosive wires that are used in electrical industries.
B. Constantan consists of 60% copper and 40% tin.
C. In the manufacturing of dye-stuffs, paints zinc dust is used as reducing agent.

  1. Only A
  2. Only B
  3. Only C
  4. Only A and B
  5. Only B and C

Prize Money

15₹7 Crores
14₹1 Crore
13₹50,00,000
12₹25,00,000
11₹12,50,000
10₹6,40,000
9₹3,20,000
8₹1,60,000
7₹80,000
6₹40,000
5₹20,000
4₹10,000
3₹5,000
2₹2,000
1₹1,000