MCQ
$y-$अक्ष के दिक्$-$कोसाइन हैं-
  • A
    $0,0,0$
  • B
    $1,0,0$
  • $0,1,0$
  • D
    $0,0,1$

Answer

Correct option: C.
$0,1,0$
$0,1,0$

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