The material used for constructing the core of an electro...
The material used for constructing the core of an electromagnet is
iron
carbon
copper
steel
Correct answer is A
No explanation has been provided for this answer.
The compressed regions and the space-out regions in longitude wave are refers to as ...
If the stress on a wire is 107NM−2 and the wire is stretched from its original length ...
The pinhole camera works on ...
Which of the following statements is correct about volatile liquids? They have ...