*Which of the following electric device use minimum energy?*
1️⃣ LED of 3W used for 6 hours
2️⃣ Water motor of 1HP used for 20 mins
3️⃣ Heater of 1200 W used for 30 mins
4️⃣ Bulb of 60 W used for 1 hour
1️⃣ LED of 3W used for 6 hours
2️⃣ Water motor of 1HP used for 20 mins
3️⃣ Heater of 1200 W used for 30 mins
4️⃣ Bulb of 60 W used for 1 hour
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option (1)
because it use only 24W for 6 hours
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Answer:
the first answer is the correct on ok
Explanation:
because hamne 7 m padha tha ki led uses less energy so it is the correct one