Two circular coil 1 and 2 are made from the same wire but the radius of the 1 st coil is twice that of the 2 nd coil. What potential difference in volts should be applied across them so that the magnetic field at their centres is the same-

1. A. 3
2. B. 4
3. C. 6
4. D. 2

Attempt this NEET 2006 Physics question free — pick an option to reveal the correct answer and a step-by-step explanation. Then join NEET Mastery Quest to practise 15,000+ PYQ and 2027-syllabus questions.