Qualification > Sciences
Physics AS practical 3rd Nov
astarmathsandphysics:
--- Quote from: lalib10 on November 01, 2009, 08:19:09 pm ---Can sum1 plx explain me how to do the question of may/june 2007 P32
Question number 1d
Taking the values of
I=43.4x10^-3
R3=47
y-intercept as = 7
--- End quote ---
You measured the emf of the power supply at the start of this question. Suppose it is 240V
y intercept is R1/E=7 so R1/240=7 so R1=240*7=1680
You find the gradient from the graph. Suppose you found it was 2
lalib10:
shukraaaaaaaaannnnnnnnn
astarmathsandphysics and falafail
lalib10:
Can you also tell me a few basic Uncertainties to remeber....
like for diameter of wire it is 0.01
can you tell me a site or give me a list of most of the uncertainties....
thnxx
astarmathsandphysics:
I will try and make a page for my website but wont be able to do it until tomorrow.
In general the unvertainy is equal to the smallest interval on the scale.
MaNi_DaDuDe:
--- Quote from: astarmathsandphysics on November 01, 2009, 10:58:57 pm ---I will try and make a page for my website but wont be able to do it until tomorrow.
In general the unvertainy is equal to the smallest interval on the scale.
--- End quote ---
Exam's tomorrow.
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