ভেক্টর রাশি-৩

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পাশের চিত্রের আলোকে একটি ভেক্টর রাশি \(\vec{V}\) কে দুইটি লম্ব উপাংশ \(\upsilon_{x}\) এবং \(\upsilon_{y}\) অনুযায়ী বিভাজন করা হলো
\(\theta\) এর মাণ কত হলে \(\upsilon_{x}\) এবং \(\upsilon_{y}\) উপাংশগুলো সমান হবে?mqphyvecimage
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