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a couple of times ive seen solutions to problems in mechanics where people intergrate both sides of an equasion. i dont really get this. i think there is an example in the 2002 HSC q7 a (ii) in which i breifly saw the answer may have involved doing this but i could be wrong or just interperating...

i dont remember studying them, i think that they popped up in the 1999 HSC exam paper q 7 or 8, any pointers on what they are/ how to use them cause i cant see them in my text book. thanks

so far ive planned to use Mary McAlees defence of freedom and Martin luther Kings i have a dream, but im not sure what other speech would best gel into the specific human rights genre. any suggestions? thanks

Explain the stability of the electron orbits in the Bohr atom using de Broglie’s hypothesis. this frustrates me. i understand de broglies proposal of wave particle duality for all matter, but i cannot see how it stableises electrons. how does this propsal stop an electron from being attracted...

i get voltage, resistance, current, but there are two things im unsure about. Power? why do we measure stuff in it? what purpose does it serve. is it just on about efficiency or something else? because its made up of the three things above is it really nessesary? also what unit relates to...

i dont remember learning what these things are, theve popped up alot in explainations on some threads and id just like to know what they are for. thanks

how does placing a P type semiconductor next to an N type allow an AC current change to DC. i dont really get the explaination in the book. thanks

Isnt the fitzpatrick book really really lame with the parametric representation with conics. sure their explainations are good, but the chapters 32 c and 32 d are downright impossible to solve unless you happen to be an insane freak of mathematics. Some are easy, the rest are way way hard. Are...

i lost my results for the first cathode ray and discharge tube experiment, where you would just observe the effect of cathode rays at different pressures. i remember what they looked like, but not the clours, and when the gaps and strations and what not would come into it, this might b a big ask...

I'm pretty sure its just me, but i have gotten kinda fed up with the rock music which has been coming out of pretty much everywhere since 2000, Being a guitar player i really really hate the music from simple plan, good charlette, and what not, who mangage to dumb down the talent required to be...

3 people, Albert, Barry and Chris decide to have a gun duel. Albert has a 100% hit ratio, Barry has an 80% hit ratio, and Chris has a 50% hit ratio. they get one shot per turn, then the next person gets to shoot and so on until one is left standing, the person who shoots first is chosen at...

this question turned up in an exam RE [z-4/z] = 0 i really have no understanding of how the RE bit affects the circle, and i have trouble figuring them out. if some one could do the working and show some reasoning behind some bits ill really appreciate it. thanks