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Railways Sample Paper RRBs Assistant Loco Pilot and Technician CBT STAGE-I Sample Paper-9

  • question_answer
    A particle is projected with initial velocity v making an angle \[60{}^\circ \] with the horizontal. If it reaches a height of 80 m. Then, the value of v is

    A)  \[10\sqrt{3}\,\,m/s\]      

    B)  \[\frac{80}{\sqrt{3}}\,\,m/s\]

    C)  \[60\sqrt{3}\,\,m/s\]      

    D)  20 m/s  

    Correct Answer: B

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