JEE MAIN - Physics Hindi (2021 - 25th February Evening Shift - No. 20)

यदि $$\overrightarrow{\mathrm{P}} \times \overrightarrow{\mathrm{Q}}=\overrightarrow{\mathrm{Q}} \times \overrightarrow{\mathrm{P}}$$, और $$\overrightarrow{\mathrm{P}}$$ और $$\overrightarrow{\mathrm{Q}}$$ के बीच के कोण $$\theta\left(0^{\circ} < \theta < 360^{\circ}\right)$$ है। '$$\theta$$' का मान ...............$$^{\circ}$$ होगा।
Answer
180

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