JEE MAIN - Physics Hindi (2019 - 12th January Morning Slot - No. 14)

चित्र में दिखाए गए नगण्य क्षेत्रफल के पार एक असममित समान पट्टी के द्रव्यमान केंद्र का स्थिति सदिश $$\overrightarrow r {\,_{cm}}\,$$ है :

JEE Main 2019 (Online) 12th January Morning Slot Physics - Center of Mass and Collision Question 95 Hindi
$${\overrightarrow r _{cm}}\, = {{11} \over 8}L\,\,\widehat x + {8 \over 8}L\widehat y$$
$${\overrightarrow r _{cm}}\, = {5 \over 8}L\,\,\widehat x + {{13} \over 8}L\widehat y$$
$${\overrightarrow r _{cm}}\, = {{13} \over 8}L\,\,\widehat x + {5 \over 8}L\widehat y$$
$${\overrightarrow r _{cm}}\, = {3 \over 8}L\,\,\widehat x + {{11} \over 8}L\widehat y$$

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