A wire of resistance 12 ohms per meter is bent to form a complete circle of radius The resistance between its two diametrically opposite points and as shown in the figure, is

a) |
b) |
c) |
d) |

A wire of resistance 12 ohms per meter is bent to form a complete circle of radius The resistance between its two diametrically opposite points and as shown in the figure, is

a) |
b) |
c) |
d) |

1 Answer

127 votes

Length of wire Resistance of complete wire Resistance of each semicircle Hence equivalent resistance |

127 votes

127