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


    Question

    A rod of length 2 m expands by 2 mm when heated. If

    coefficient of linear expansion is 1 x 10-5 / 0C, find temperature change.
    A 50Âş C Correct Answer Incorrect Answer
    B 75Âş C Correct Answer Incorrect Answer
    C 100Âş C Correct Answer Incorrect Answer
    D 200Âş C Correct Answer Incorrect Answer

    Solution

    ΔL = LαΔT ⇒ 0.002 = 2 x 10-5 x ΔT ⇒ ΔT = 100o C

    Practice Next

    Relevant for Exams:

    ask-question

    Not sure which exam is best for you Talk to our expert

    Get My Free Call