The resultant of \( \vec{A}+\vec{B} \) is \( \vec{R}_{1} \) on reversing the vector \( \vec{B} \.... VIDEO
Question The resultant of \( \vec{A}+\vec{B} \) is \( \vec{R}_{1} \) on reversing the vector \( \vec{B} \) the resultant becomes \( \vec{R}_{2} \). What is the value of \( R_{1}^{2}+R_{2}^{2} ? \)
(A) \( A^{2}+B^{2} \)
(B) \( A^{2}-B^{2} \)
(C) \( 2\left(A^{2}+B^{2}\right) \)
(D) \( 2\left(A^{2}-B^{2}\right) \)š²PW App Link - https://bit.ly/YTAI_PWAP šPW Website - https://www.pw.live
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