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JEEMAIN and NEET
>>
JEEMAIN PAST PAPERS
>>
2003
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Q)
The resultant of forces
→
P
and
→
Q
is
→
R
. If
→
Q
is doubled, then
→
R
is doubled. If the direction of
→
Q
is reversed, then
→
R
is again doubled, then
p
2
:
Q
2
:
R
2
is :
( A ) 1 : 2 : 3
( B ) 3 : 1 : 1
( C ) 2 : 3 : 1
( D ) 2 : 3 : 2
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