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Mathematics - Vector Question with Solution | TestHub

MathematicsVectorGeneral definitions, Angle between vectors, Section formula, Geometrical resultsEasy2 minPYQ_2005

MathematicsEasysingle choice

The resultant $R$ of two forces acting on a particle is at right angles to one of them and its magnitude is one third of the other force. The ratio of larger force to smaller one is

Question diagram: The resultant R of two forces acting on a particle is at rig

Options:

Answer:

D

Solution:

$F^{'} = 3 F cos θ$ $F = 3 F sin θ$ $\Rightarrow F^{'} = 22 F$ $F : F^{'} :: 3 : 22$ .

Stream:JEESubject:MathematicsTopic:VectorSubtopic:General definitions, Angle between vectors, Section formula, Geometrical results

⏱ 2mℹ️ Source: PYQ_2005

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