A QUICK REVISION USING THESE QUESTIONS.....BASED ON EXPERIMENTS .....
TYPE THE ANSWER IN THE BOX
1. WHEN CURRENT IS PASSING THROUGH THE MAGNETIC NEEDLE IS
2. MAGNETIC NEEDLE IS DEFLECTED ONLY DUE TO
3. WHEN CURRENT PASSES THROUGH A COPPER WIRE OR A CONDUCTOR IT PRODUCES
4. THE DISTANCE BETWEEN CONVERGED OR DIVERGED POINT TO SURFACE IS CALLED
5. THE LINE JOINING THE CONVERGED OR DIVERGED POINT TO PINS IS CALLED
6. WHEN ALL PINS POSITIONS ARE EXTENDED BACK OR FRONT THEY WILL MEET AT A POINT THAT POINT IS CALLED...
