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Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > Centers of two similar coils P and Q having same number of turns are located at the coordinates (0.4,0) and (0,0.3) such that the plane of coils are perpendicular to X-and Y-axis respectively. The areas of cross section of coils P and Q are in the ration 4:3 Coil P has 16 A current in clockwise direction and coil Q has 93–√A current in anticlockwise direction as seen from the origin. A small compass needle is placed at the origin. Find the deflection in the needle,

Centers of two similar coils P and Q having same number of turns are located at the coordinates (0.4,0) and (0,0.3) such that the plane of coils are perpendicular to X-and Y-axis respectively. The areas of cross section of coils P and Q are in the ration 4:3 Coil P has 16 A current in clockwise direction and coil Q has 93–√A current in anticlockwise direction as seen from the origin. A small compass needle is placed at the origin. Find the deflection in the needle,

0) and (0 A thin insulated wire forms a plane spiral of N=100 tight turns carrying a current I=8mA.The radii of inside and outside turns (figure) are equal to a=5cm and b=10cm. Centers of two similar coils P and Q having same number of turns are located at the coordinates (0.4