abellamatthias06
abellamatthias06 abellamatthias06
  • 23-06-2020
  • Physics
contestada

An electric kettle is rated at 2kW. How much energy is transferred in 30s?

Respuesta :

TheAnimeGirl
TheAnimeGirl TheAnimeGirl
  • 23-06-2020

Answer : 60,000 Joule

✑ Given :

  • Power = 2 KW = 2 × 1000 W = 2000 W ( since 1 KW = 1000 W )
  • Time taken = 30 seconds

✑ To find :

  • Energy

☞ Solution :

✾ Energy = Power × Time ✾

= 2000 × 30

= 60,000 Joule

Hope I helped!

ツ Have a wonderful day / night !♡

~TheAnimeGirl ♪

Answer Link
ujalakhan18
ujalakhan18 ujalakhan18
  • 23-06-2020

Answer:

60,000 Joules

Explanation:

GIVEN:

Power = 2kW = 2000 W

Time = 30 sec

REQUIRED:

Energy = ?

SOLUTION:

Power = Energy / Time

Making Energy the subject of formula

Energy = Power × Time

E = 2000 W × 30 s

E = 60,000 Joules

Answer Link

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