Rubbing your hands together warms them by converting work into thermal energy. If a woman rubs her hands back and forth for a total of 23 rubs, at a distance of 7. 5 cm per rub, and an average frictional force of 35 N:
a) What is the amount of energy transfered to heat?
Q=
b) What is the temperature increase if the mass of the tissue warmed is 0. 100 kg and the specific heat capacity of the tissue is 3. 49 kJ/(kg
C) ?
ΔΤ=