What is Circle ?

What Is A Circle??|Tangent And Secant|Theorem|NCERT Exercise Questions

A resistance of 10 Omega is bent in the from of a closes circle. What is the effective resistance between the two at the ends of any diameter of this circle ?

What is the ratio of the area of circle A to that of circle B ?

What is the use of a dip circle?

What is Auxiliary circle?

What is Escribed circle? Representation of Escribed Circle

What is the number of circles in the following figure?