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Hey guys can someone explain the difference between solar and photo cells coz to me they look fairly similiar in how they use light to produce current?? cheers daniel

hey guys bit stuck wats an input screen never even heard of it before.. would i be right in saying its just the DB screen with all the field ready for data to be inputted in them?? cheers Daniel http://www.boardofstudies.nsw.edu.au/hsc_exams/hsc2003exams/pdf_doc/info_process_tech_03.pdf...

A space probe is in orbit around a newly discovered planet at a distance of 10000km above the panets surface. The planets diametre is measred as being 14000km and the mass of the planet is found to be 1.2 x 10^25 What is the value of gravitational acceleration in the space probes orbit i...

Hey guys i dont know how to do Q16)a) and b) i know it should be easy but i just dont know how to read off a graph and do graphs for motion... Thanking in advance Cheers Daniel http://www.boardofstudies.nsw.edu.au/hsc_exams/hsc2003exams/index4.html#p theres the link to the paper

This question i know wat to do until i derive tanx... anyway here goes Find the equation of the tangent to the curve y=tanx at the point where x=3pi/4 i just dont kno how to solve y'=sec^2(3pi/4) to find the gradient Thanking you in advance

Dam i hate this topic i cant get one question right....help if you can please Q) Peter and Sue play a game of chance. Two cards are drawn, without replacement from a bag containing five cards numbered 1,2,3,4,5. Peter wins if the sum of the numbers exceeds six. Sue wins if the sum is an even...

Hey guys i was doing the 2001 past hsc and a few questions had to graph harder functions... the books go over the basics but they never tell you how to do the harder ones im referring especially to Q10 iii) but can someone give me a link or a brief overview of the general rules when graphing the...

Does 2e^-x . 2e^-x = 4e^-2x are exponentions wen timesing the same as indices?

Hey guys these are the rules: If you have a question you want answered you must first answer the question posed and then u may post yours, only one question may be posted at the time this way we all study the same stuff, ask anything even if you already know it so we can all help each other out...

Hey guys Anyone playing in the Arrive Alive Cup (Rugby League) or is their skool in it My school Kirrawee beat Woolaware 14-8 this afternoon and we are now sutherland shire champions we go on to play either South Coast or Victoria..... Any info regarding your teams or progress?? if u...