A) 1500
B) 15,000
C) 15
D) 150
Correct Answer: D
Solution :
Kilo-watt rating of each bulb\[=\frac{50}{1000}\] Kilo-watt rating of all the bulbs\[=\frac{50}{1000}\times 10=0.5\] Number of units in kWh consumed in one day \[=0.5\,\,kW\times 10\]hours \[=5\]units/day Total electrical energy in \[30\]days \[=5\times 30=150\]You need to login to perform this action.
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