which uses more energy at 250V tv set used for 1hour or 1200v toaster used for 10min?

Asked by farzul hazan C.S | 14th Jul, 2013, 06:09: AM

Expert Answer:

Please note that it should be 250W and 1200W. 
 
Energy = Power *time 
 
For TV set, energy = 250 *1*60*60 J = 9,00,000 J
For toaster, energy = 1200 * 10*60 = 7,20,000 J
 
Hence, TV set uses more energy than toaster. 

Answered by  | 14th Jul, 2013, 06:17: PM

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