Recent content by Mohamed Walid

Makes sense.

I understand bro. I closed that missing parenthesis that made it look wrong when I put the equation in the calculator to find Fnet. So it must not significantly be the error that made me grant only 1 mark out of 5. I think that the teacher solves the thing in a wrong way as I posted in the...

According to the teacher, this is supposed to be the correct answer. But how?

I understand what you mean. I missed one closing paranthesis on the paper, but I typed it in correctly in the calculator and my final answer of Fnet is correct. The thing is that the teacher deducted 4 marks out of 5, this means that my entire work is virtually incorrect, not only this step...

Homework Statement I've encountered a question about electrostatic forces on vertices of an equilateral triangle and I believe that I solved it correctly but my Physics teacher has marked it as incorrect. Am I correct? Amy clue why my Physics teacher marked it wrong? This is the question and...