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Motion In A Plane

Question
CBSEENPH11018005

If one of the rectangular components of a vector of magnitude 50 has magnitude 30, then what is the magnitude of other rectangular component of the vector?

Solution

Given, magnitude of vectors are 50 and 30.
Therefore, magnitude of the rectangular component = square root of 50 squared minus 30 squared end root space equals space square root of 2500 minus 900 end root space equals space square root of 1600 space equals space 40