Graphically show that (sqrt{cos varphi_{text {inc }}}) approximates Eq. (7.163) for (varphi_{text {inc }}). Equation 7.63 LT

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Graphically show that \(\sqrt{\cos \varphi_{\text {inc }}}\) approximates Eq. (7.163) for \(\varphi_{\text {inc }}\).

Equation 7.63image text in transcribed

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