Statements given below are incorrect. Write the correct statements.
When current flows around a soft iron, it changes into permanent magnet.
Hence, the correct statement is when current flows around a soft iron, it changes into a temporary magnet.
When a soft iron rod is placed in an insulated coil carrying current, it changes into permanent magnet.
The statements given below are incorrect. Write the correct statements.
Television sets use permanent magnets for accurate reception.
When a piece of soft iron is rubbed with a permanent steel magnet, it also changes into a permanent magnet.
Consider the following statements :
(i) Soft iron conducts electricity
(ii) Soft iron is magnetic material
(iii) Soft iron is used for magnetic permanent magnets
(iv) Soft iron is used as electro magnet