📢 Too many exams? Don’t know which one suits you best? Book Your Free Expert 👉 call Now!

    Question

    A stone of mass 0.3 kg tied to the end of a string is

    whirled round in a circle of radius 1.2 m with a speed of 20 rev./ mim in a horizontal plane. What is the tension in the string? What is the maximum speed with which the stone can be whirl around if the string can withstand a maximum tension of 100 N?
    A 0.75 N, 20 m/s Correct Answer Incorrect Answer
    B 6.57 N, 34.6 m/s Correct Answer Incorrect Answer
    C 6.57 N, 39.6 m/s Correct Answer Incorrect Answer
    D 1.57 N, 20 m/s Correct Answer Incorrect Answer

    Solution

    The correct answer is D

    Practice Next
    More Physics GS Questions

    Relevant for Exams:

    ask-question
    9