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If the projections of vec(PQ) on OX , OY...

If the projections of `vec(PQ)` on OX , OY OZ are respectively 12, 3 and 4 then the magnitude of `vec PQ` is

A

169

B

19

C

13

D

144

Text Solution

Verified by Experts

The correct Answer is:
C
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NEW JOYTHI PUBLICATION-VECTOR ALGEBRA-OBJECTIVE TYPE QUESTIONS
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