Appropriate material to be used in the construction of resistance boxes out of the following is ---------

Options :
  1. copper
  2. Iron
  3. Aluminium
  4. Manganin

Answer and Explanation :-

Answer: Option 4


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More questions and answers on Indian History :-

Man is the only creature that consumes without producing. He does not give milk, he does not lay eggs, he is too weak to pull the plough, he cannot run fast enough to catch rabbits. Yet he is lord of all the animals. He sets them to work, he gives back to them the bare minimum that will prevent them from starving, and the rest he keeps for himself.
-George Orwell Animal Farm