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An Electrical Device Of 500W Is Used Daily In A Household For 10 Hours. Calculate The Energy Consumed in The Month Of AprilApril = 30 Days = 720 HoursPower = 500WT(1) = 10 HoursT(2) = 30 DaysHow Do I Solve It?Thank You- Aryanoes

Answer» given ,( time taken per day ) t = 10 hrs.
         ( power )   P = 500 W
        ( energy )   E = ?   
P = \frac{E}{t}    
    P * T = E
    500 * 10 = 5000 w    
 energy use in 1day  = 5000 * 3600 * 10 =  18000 kj 
 energy used in MONTH of april ( 30 DAYS ) = 18000 * 30 = 540000 kj 

  


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