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in Mathematics by (46.1k points)
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z-अक्ष की दिक्-कोज्याएँ हैं

(A) \((1,0,1)\)

(B) \((0,0,1)\)

(C) \((0,1,0)\)

(D) \((0,0,0)\)

1 Answer

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Best answer

सही विकल्प है (B) \((0,0,1)\)

हम जानते हैं कि z-अक्ष, x-अक्ष और y-अक्ष के साथ 90° का कोण बनाता है और z-अक्ष के साथ 0° का कोण बनाता है।

इसलिए, z-अक्ष की दिक्-कोज्याएँ हैं

\((\cos 90^°, \cos 90^°, \cos 0^°) = (0, 0, 1).\)

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