Question
A spiral is made up of successive semicircles, with centers alternately at A and B, starting wit center at A. of radii as shown if figure. What is the total length of such a spiral made up of thirteen consecutive semicircles?
{Take "pi")
{ Hint:- Length of successive semicircles is with centers at A, B, A, B,....., respectively, }
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Text solutionVerified
are the semicircles with centers at A and B with radii
The radii are in AP
Total length of the spiral
Circumference of a semicircle
Total lenght of the spiral
Total length of spiral
The radii are in AP
Total length of the spiral
Circumference of a semicircle
Total lenght of the spiral
Total length of spiral
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Question Text | A spiral is made up of successive semicircles, with centers alternately at A and B, starting wit center at A. of radii as shown if figure. What is the total length of such a spiral made up of thirteen consecutive semicircles? {Take "pi") { Hint:- Length of successive semicircles is with centers at A, B, A, B,....., respectively, } |
Answer Type | Text solution:1 |
Upvotes | 150 |