True or false on magnetism (CBSE Cl 10)

Exercise and reference answers

Questions

1. Statement is true

   Yes

   Statement

   Magnetic field lines never intersect each other.

2. Statement is true

   No

   Statement

   The earth wire is connected to the live wire.

3. Statement is true

   Yes

   Statement

   A solenoid carrying current behaves like a bar magnet.

4. Statement is true

   No

   Statement

   An electromagnet retains its magnetism after current is switched off.

5. Statement is true

   Yes

   Statement

   Frequency of AC supply in India is 50 Hz.