an electric kettle takes 4A current at 220V. ow much time will it take to boil 1 kg of water from temperature 20 degree celcius? the temperature of boiling water is 100 degree celcius.
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what is the value of c for water..plz specify..
as Q=mc(t2-t1)
VIT=mc(t2-t1)
240×4×T=1×c×(100-20)
put value of c and rearrange ..you
VL get T that is time
as Q=mc(t2-t1)
VIT=mc(t2-t1)
240×4×T=1×c×(100-20)
put value of c and rearrange ..you
VL get T that is time
chi2414:
sure... thanks!
this question was asked in AIPMT 2008
done... 6.3 min
yes it sure did
will do.
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