1.

The resultant of two forces, one double the other in magnitude, is perpendicular to the smaller of the two forces.  The angle between the two forces is [KCET 2002]

A. \[{{60}^{\text{o}}}\]
B.   \[{{120}^{\text{o}}}\]
C. Remains unchanged
D. \[{{90}^{\text{o}}}\]
Answer» C. Remains unchanged


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