Question

Calculate the energy consumption in a system that consumes 190 watt and works for 3 hrs a day​

Answer 1

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ᴇʟᴇᴄᴛʀɪᴄɪᴛʏ ʙɪʟʟ ᴄᴀʟᴄᴜʟᴀᴛɪᴏɴ. ᴇɴᴇʀɢʏ ᴄᴏɴsᴜᴍᴘᴛɪᴏɴ ᴄᴀʟᴄᴜʟᴀᴛɪᴏɴ. ᴛʜᴇ ᴇɴᴇʀɢʏ ᴇ ɪɴ ᴋɪʟᴏᴡᴀᴛᴛ-ʜᴏᴜʀs (ᴋᴡʜ) ᴘᴇʀ ᴅᴀʏ ɪs ᴇϙᴜᴀʟ ᴛᴏ ᴛʜᴇ ᴘᴏᴡᴇʀ ᴘ ɪɴ ᴡᴀᴛᴛs (ᴡ) ᴛɪᴍᴇs ɴᴜᴍʙᴇʀ ᴏғ ᴜsᴀɢᴇ ʜᴏᴜʀs ᴘᴇʀ ᴅᴀʏ ᴛ ᴅɪᴠɪᴅᴇᴅ ʙʏ 1000 ᴡᴀᴛᴛs ᴘᴇʀ ᴋɪʟᴏᴡᴀᴛᴛ: ᴇ(ᴋᴡʜ/ᴅᴀʏ) = ᴘ(ᴡ) × ᴛ(ʜ/ᴅᴀʏ) / 1000(ᴡ/ᴋᴡ)

Answer 2

E =(190*3*60*60)/1000

E =2052 kWh

Therefore, the energy consumption is 2052 kWh