Recent content by satsrule

  1. S

    Ball on String, Calc V with mass, answer by "accident?"

    ..and would you concur with also, here is his tutor's explanation, do you concur?
  2. S

    Ball on String, Calc V with mass, answer by "accident?"

    So, let me ask you a straightforward question, is the problem solved correctly/validly?
  3. S

    Ball on String, Calc V with mass, answer by "accident?"

    Apparently he did use it: The question remains, why would the teacher claim that the correct answer was achieved "by accident?" This is still what I need to determine as the teacher seems to be simply wrong - and, I need credible help to prove it. MFB - if you can please assist me privately...
  4. S

    Ball on String, Calc V with mass, answer by "accident?"

    The formula is provided at the top of the page - I mistakenly cut it off. the new attachment contains Question 7 with the formula. and therefore, The angle θ ("theta") is in introduced by the formula provided on the exam. Its true that it would've been more clear to have labeled it on the...
  5. S

    Ball on String, Calc V with mass, answer by "accident?"

    Hi all, concerned Dad here - looking for a validating opinion on the following and would be eternally grateful with some guidance/help. The attachment, Unit4ExamAQ7c is from one of my son's honor's exams. He gets #7c CORRECT with the answer v=2.29 m/s. However, the teacher grades him WRONG...
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