For the ramp question I thought angle of static friction is less than ange of inclination so it will slide but that couldnt have been worth 3 marks. So I worked out that angle of static friction + angle of incidence > angle of incidence. Also weight force of ramp is less than Frictional force...
Was it just me or did the R45 on that second drawing question just not fit the drawing. Should have been diameter 45 right ? Maybe they will scrap the question (hopes)
1) Suitable to use either if not stated in question. If you use 9.8 then write at the top assume g = 9.8
2) Hint - what property of pure aluminium would you want to incoporated with duralumin to get ALCLAD.
3)???
4) untwisted pair is just called that. UTP stands for UNSHIELDED twisted par
5)...
They wont ask for three becuase it means sacrificing depth of analysis for each PT and also reduces number of related texts you can fit into your essay in one hour. They could pull some kind of shifty with the composition though - like in 2001 !
Our head superviser is such an amateur. 4u and 2u were all together in the same hall and we're about to start so he says "right .. now if any one has brought a calculator into the exam by mistake you can hand it in now and you wont be penalised. I don't want to see a calculator on any desk " -...