Question

Which uses more energy, a 250 W TV set in 1hr , or a 1200 W toaster in 10 minutes.?
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Answer 1

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⭕ENERGY used by 250 W TV set in 1 hr (3699 sec) is

E1 = P1 × t1 = 250 × 3600 = 9× 10^5 j

⭕ ENERGY used by 1200 W toaster in 10 minutes (600 sec) is

E2 = P2×t2 = 1200×600 = 7.2×10^5 j

Therefore, Energy used by TV set is more...

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Answer 2

✴ola!!✴

⤵Answer⤵

Energy used by 250 W TV set in 1hour(3600 sec) :

E1 = P1*t1 = 250*3600 => 9×10^5j

Energy used by 1200 W toaster in 10 min.(600 sec) :

E2 = P2*t2 = 1200*600 => 7.2 × 10^5 j

so, the TV set uses more energy ✔✔

tysm❤