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Get Answers to all your Questions
- #Class 12
- #Magnetic Effects of Current and Magnetism
- #Physics
- #National Eligilibility Cum Entrance Test
- #Medical
- #National Eligibility Cum Entrance Test
A coil of one turn is made of a wire of certain length and then from the same length. A coil of two turns is made. If the same I current is passed in both the cases, then the ratio of the magnet. inductions at their centres will be -
Option: 1
2 :1
Option: 2
1:4
Option: 3
4:1
Option: 4
1:2
