Question

which uses more energy a 200 watt television set in 40 minutes or 1000 watt toaster in 20 minutes

Answer 1

Answer:

a toaster uses more energy in 20 minutes

Answer 2

Television

Power = 200 W

Time = 40 × 60 = 2400 a

Energy = Power × Time = 200 × 2400 = 480000J

Toaster

Power = 1000 W

Time = 20 × 60 = 1200s

Energy = Power × Time = 1000 × 1200 = 1200000J

Toaster uses more energy when compared to Television.