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the work required for the satellite to achieve it's orbit. this is embarrassing if finding the difference in Ep wasn't the right way to do it :O

what about the difference in Ep what did people get for that one?

idk... i just saw the word square and assumed that area was a component to be used.... do you think solving for B in terms of letting the force on the mass = the torque will still give marks? it makes me mad not knowing for sure

it did say it was a square shaped coil but, it said a square coil with a side length 0.3.

can somebody explain how they got to their answer of 2.02? i swear all my working was right >.>

overall it was pretty easy except for some of the questions that got swapped because we haven't finished ideas yet :\ for the coil question did anyone else get 6.7A something for the current?

This. Physics will change it tomorrow though :(

obvious troll is obvious, gtfo.

was the concavity test necessary for both marks? i didn't have enough time to do it :(

the light intensity question was ridiculous. anybody get a x=1/2 for the max value in last part of q10?

the light intensity question was so hard -___-' q8+ really screwed me over p.s woga likes da willy

best method of study before exam? already have syllabus written out should i just be doing loads of papers or looking over notes?