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+
+ example =2.1
+
+
+ solution for (a)
+connected load = 8X100W+2X60W+2X100W=1120W
+
+ solution for (b)
+
+ total wattage at different times is
+ 60W
+ 220W
+ 0W
+ 120W
+ 520W
+the maximum demand is 520W
+
+ solution for (c)
+
+demand factor =0.464286
+
+ solution for (d)
+ 300Wh
+ 440Wh
+ 0Wh
+ 1080Wh
+ 3120Wh
+total energy consumed during 24 hours =300Wh+440Wh+0Wh+1080Wh+3120Wh=4940Wh
+
+ solution for (e)
+
+if all devices are used throughout the day the energy consumed in Wh is 26880Wh
+ 26.88kWh \ No newline at end of file