The height h and semi-vertical angle a of a cone are measured and from them A the total area of the surface of the cone including the base is calculated. If h and a are in error by small quantities dh and da respectively, find the corresponding orror in the area. Show further that if a = T/6, an error of + 1% in h wi!ll be approximately compensated by an error of -0.33 degrees in a.

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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The height h and semi-vertical angle a of a cone are measured and from them
A the total area of the surface of the cone including the base is calculated. If h and a are in error
by small quantities &h and Sa respectively, find the corresponding
in the area. Show further that if a = T/6, an error of + 1% in
h will be approximately compensated by an error of -0.33 degrees
error
in a.
Transcribed Image Text:The height h and semi-vertical angle a of a cone are measured and from them A the total area of the surface of the cone including the base is calculated. If h and a are in error by small quantities &h and Sa respectively, find the corresponding in the area. Show further that if a = T/6, an error of + 1% in h will be approximately compensated by an error of -0.33 degrees error in a.
The height h and semi-vertical angle a of a cone are measured and from them
A the total area of the surface of the cone including the base is calculated. If h and a are in error
by small quantities &h and Sa respectively, find the corresponding
in the area. Show further that if a = T/6, an error of + 1% in
h will be approximately compensated by an error of -0.33 degrees
error
in a.
Transcribed Image Text:The height h and semi-vertical angle a of a cone are measured and from them A the total area of the surface of the cone including the base is calculated. If h and a are in error by small quantities &h and Sa respectively, find the corresponding in the area. Show further that if a = T/6, an error of + 1% in h will be approximately compensated by an error of -0.33 degrees error in a.
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