Mechanical Engineering Mcqs
Q Alnico, an alloy used extensively for permanent magnets contains iron, nickel, aluminium and cobalt in the following ratio _____________________?
  • A A. 50 : 20 : 20 : 10
  • B B. 40 : 30 : 20 : 10
  • C C. 50 : 20 : 10 : 20
  • D D. 30 : 20 : 30 : 20
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