The person who pulls down on the spring is considered not to be part of the system (the system only consists of the spring and the mass)... Okay, if it wasn't potential energy already associated with the rock then can I just go on to say that the total mechanical energy of this system increases...
Homework Statement
THIS PROBLEM CONSISTS OF NOTHING MORE THAN WHAT IS BEING STATED (NO VALUES, NO EQUATIONS, NOTHING) THIS IS A WORD PROBLEM WHERE NO CALCULATIONS ARE TO BE MADE: A mass hangs from a vertical spring and is initially at rest. A person then pulls down on the mass, stretching the...
I know it has been asked before but hi, I'm currently a grade 12 high school student and am pretty scared about university. Financially, i can only go to uoft and so no other school is being considered right now other than ryerson or york. Now, is uoft really as hard as they say it is? (now i...
If you're willing to go above and beyond to become an associate professor, I would think so. Ultimately, it all depends upon how much effort you're willing to exert.