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)
-
A.
80 Jkg-1K-1 -
B.
320Jkg-1K-1 -
C.
500Jkg-1K-1 -
D.
1200J kg-1K-1 -
E.
2000J kg-1K-1.