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11th Class Physics Motion in a Straight Line / सरल रेखा में गति Question Bank 11th CBSE Physics One Dimensional Motion

  • question_answer
    Consider a vector\[\vec{F}=\text{ 4\hat{i}}-\text{3\hat{j}}\]. What is a unit vector perpendicular to \[\vec{F}\]?                

    Answer:

    \[\text{\hat{k}}\];It will be a unit vector along z-axis as \[\vec{F}\] lies in X-Y plane.                


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