PHYS 1021 Final: PHYS 1021 Final Exam 2007
Document Summary
Questions from part a and part b and 1 out of two from part c: questions from part a are 2 marks each (total 20). Questions from parts b and c are 10 marks each (total 80: relax! Please use three significant figures in all calculations. Part a(total 20 marks: a heavy mass a is attached to a vertical spring and a lighter mass b is attached to an identical vertical spring. Put the correct signs into the doppler equation. f. If the diameter of a current carrying wire is doubled, then it"s resistance: is doubled is halved increases by 4 times decreases by 4 times: a magnetic field is directed in the x direction . A positively charged particle is moving in through the field, in the direction shown, the magnetic force on the particle is directed : in the +x direction in the -x direction in the +y direction.
