A 400W immersion heater is used to heat a liquid of mass 0.5kg. lf the…

Physics WAEC 1996

A 400W immersion heater is used to heat a liquid of mass 0.5kg. lf the temperature of the liquid increases by 2.5oC in one second, calculate the specific heat capacity of the liquid (Neglect heat losses to the surroundings)

  • 80 Jkg-1K-1
  • 320Jkg-1K-1 checkmark
  • 500Jkg-1K-1
  • 1200J kg-1K-1
  • 2000J kg-1K-1.

The correct answer is: B

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