Page 495 - index

ԕɚɠɟɬɿ ɠɨԕ. ɋɨɧɞɵԕɬɚɧ ɬԧɪɬ ɛɟɥɝɿɫɿɡɿ ɛɚɪ ԛɲ ɬɟԙɞɟɭɥɟɪɞɿ ɲɟɲɤɟɧɧɟɧ, ɟɤɿ
ɛɟɥɝɿɫɿɡɿ ɛɚɪ ɛɿɪ ɬɟԙɞɟɭɞɿ ɲɟɲɤɟɧ ɬɢɿɦɞɿ ɠԥɧɟ ԥɥɞɟԕɚɣɞɚ ɨԙɚɣ.

2N1 N 2 ˜ cos D 0 (ɚ)

56-ɫɭɪɟɬ 57-ɫɭɪɟɬ

ȿɧɞɿ ɛɿɪ ɬɟԙɞɟɭɞɿ – ɤɨɧɫɬɪɭɤɰɢɹ ɷɥɟɦɟɧɬɬɟɪɿɧɿԙ ɞɟɮɨɪɦɚɰɢɹɥɚɪɵɧ ɟɫɤɟɪɟ
ɨɬɵɪɵɩ ԕԝɪɭԑɚ ɛɨɥɚɞɵ. Ɉɥ ԛɲɿɧ ɞɟɮɨɪɦɚɰɢɹɥɚɧԑɚɧ ɤԛɣɞɿ ɤԧɪɫɟɬɟɣɿɤ (58-
ɫɭɪɟɬ). Ʉɨɧɫɬɪɭɤɰɢɹɧɵ ԕԝɪɚɫɬɵɪɭ ԛɲɿɧ ɛɿɪɿɧɲɿ ɫɵɦɞɵ ɫɨɡԑɚɧɞɚ Ⱥ
ɧԛɤɬɟɫɿ ɠɨԑɚɪɵ ɤԧɬɟɪɿɥɟɞɿ, ȼ ɧԛɤɬɟɫɿ ɬԧɦɟɧ ɬԛɫɟɞɿ. ɋɨɧɵԙ ɫɚɥɞɚɪɵɧɚɧ Ⱥ"
ɧԛɤɬɟɫɿ ɬԧɦɟɧ ɠɵɥɠɵɩ, Ⱥ ɧԛɤɬɟɫɿ ɠɨԑɚɪɵ ɤԧɬɟɪɿɥɟɞɿ ɞɟ, Ⱥ/ ɧԛɤɬɟɫɿɧɞɟ
ɬԛɣɿɫɟɞɿ (58-ɫɭɪɟɬ).

58-ɫɭɪɟɬ

Ȼԝɥ ɫɭɪɟɬɬɟ:
ȼȼ/ – ȼ ɧԛɤɬɟɧiԙ ɨɪɵɧ ɚɭɵɫɬɵɪɭɵ;
ȼȼ// = '" 2 – ɟɤiɧɲi ɫɵɦɧɵԙ ԝɡɚɪɭɵ;
ȺȺ// = G ;
Ⱥ//Ⱥ/= '" – ɛ ɪiɧɲi ɫɵɦɧɵԙ ԝɡɚɪɭɵ;
ȺȺ/= G '" .
ȺɋȺ/ ԛɲɛԝɪɵɲɵ ȼɋȼ/ ԛɲɛԝɪɵɲɵɧɚ ԝԕɫɚɫ ɛɨɥԑɚɧɞɵԕɬɚɧ:

ȺȺ/ 2" , AA/ 2BB/ (ɛ) .
ȼȼ/ "

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