![W=P*t\\W=100*5[hr]*[\frac{3600s}{1hr} ]\\W=1800000[J] = 1.8[MJ]](/tpl/images/1006/4973/378be.png)
![0.1[kW]*5[hr]*55\frac{LL}{1kwhr} =27.5[LL]](/tpl/images/1006/4973/10851.png)
1. The lamp in your room is marked (100
W, 220 V). What do these readings mean?
Calculate, in...
Physics, 23.12.2020 16:50 dmperez1213
1. The lamp in your room is marked (100
W, 220 V). What do these readings mean?
Calculate, in J and in kWh, the electric ener-
gy consumed for 5 hours of lighting. Deduce
the monthly cost if the price of one kWh is
55 L. L.
Answers: 2
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