Which of the following elements are real magnetic materia...
Which of the following elements are real magnetic materials?
Iron, steel and nickel
copper, steel and iron
lead, iron and brass
glass, lead and steel
stone, air and iron
Correct answer is A
No explanation has been provided for this answer.
A series RLC circuit is said to resonate, when ...
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Which of the following does Not use magnetic effect of current to function? ...