Asked by justin
                calculate the energy consumed by a computer(150 W) that is used for 2.0 hours and a laser(250 W) that is used for 10 min?
Answer is 1.2 Mj
            
            
        Answer is 1.2 Mj
Answers
                    Answered by
            MathMate
            
    150 * 2*3600  j
+ 250 * 10*60 j
=1230000 j
=1.23 Mj
    
+ 250 * 10*60 j
=1230000 j
=1.23 Mj
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