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JEE Main & Advanced Physics NLM, Friction, Circular Motion Question Bank Self Evaluation Test - Laws of Motion

  • question_answer
    A solid sphere of 2 kg is suspended from a horizontal beam by two supporting wires as shown in fig. Tension in each wire is approximately \[\left( g=\text{ }10m{{s}^{-2}} \right)\]

    A) 30 N  

    B) 20 N

    C) 10 N  

    D) 5 N

    Correct Answer: B

    Solution :

    [b] \[2T\cos 60{}^\circ =mg\text{ or T=mg=2}\times \text{10=20 N}\text{.}\]


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