AP and TS EAMCET Medical Model Paper 1

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Question : 83 of 160
 
Marks: +1, -0
The resultant of two vectors
→
p
and
→
Q
is
→
R
. If the magnitude of
→
Q
isdoubled, the new resultant is perpendicular to
→
P
. Then the magnitude of
→
R
is
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