Qualification > Sciences
igcse physics ppr 6 DOUBT
holychalice:
do u have d mark scheme for this ppr ???
can u check .. nd lemme noe ??
Ghost Of Highbury:
yes, it should be W1 as a 60cm wire can be measured more accurately.
Ghost Of Highbury:
--- Quote from: M.@.N.B.i.R. on October 31, 2009, 03:16:58 pm ---do u have d mark scheme for this ppr ???
can u check .. nd lemme noe ??
nd can u temme hw will u identify d length of d wire to be used ?
--- End quote ---
the length can be found out be simple cross multiplication
5ohms - 1m
3ohms - 3/5m = 0.6m = 60cm
holychalice:
woooohooo .. got it rite ...
yaa ... understood dat Thanks ...
xTremep:
--- Quote from: A@di on October 31, 2009, 03:22:30 pm ---the length can be found out be simple cross multiplication
5ohms - 1m
3ohms - 3/5m = 0.6m = 60cm
--- End quote ---
and what is the reason?
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