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astarmathsandphysics:
McT=Pt so T=Pt/Mc=3000*120/2.5*4200=34.3 this is the increase in pens so add on the initial temp

zbzbzb25:
go to
this site

www.mathsandphysics.com
 they hav quite a lot of notes

X Abdulrahman X:
Math > oct/nov 08 > p4
Question 5 b (i+ii)

Might sound like a stupid question but how do we do it ? >.<

astarmathsandphysics:
Draw a horizontal line from B to A. The angle between this line and the line AB is 10 degrees by the z rule then the bearing is 360-(10+90)=260

C from B 360-(10+90+115)=145

X Abdulrahman X:
aha got it tyvm m8 :)

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