a lamp consumes 4000 joules of electrical energy in 20 seconds what is its power
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Answered by
3
Answer:
power=work/time
p=4000/20
p=200
it consumes 200 power/joules per sec....
hope it helped uhh...
Answered by
3
Answer:
power is given by energy consumed /time duration,
power = 4000/20,
= 200 joules/sec,
= 200 watts.
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