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QAIPMT-2006-Ph-2429: NEET 2006 Physics - Class 11 AIPMT-2006-Ph-2429 Solution: Two circular coils 1 and 2 are made from the same wire but the…
Two circular coils 1 and 2 are made from the same wire but the radius of the 1st coil is twice that of the 2nd coil. What is the ratio of potential difference in volts should be applied across them so that the magnetic field at their centres is the same? 3 4 6 2
Multiple Choice Options
- A 360
- B 180
- C 60
- D 3
Step-by-Step Verified Solution
Y 1 = 4 sin500 � t, Y 2 = 2 sin506 � t
_ 1 = 500 � , _ 1 = 2 � _ ,
_ 1 = 250 , _ 2 = 253
_ = _ 2 _ _ 1 = 253 _ 250 = 3 beats/s
_ Number of beats per minute = 3 _ 60 = 180