Question

(10%) Problem 1: thermal energy. Rubbing your hands together warms them by converting work into Solids Aluminum Concrete 900 840 387 840 0.215 Glass Human Body (37C)3500 Iron, steel 0.20 0.83 us 452 Water Mercury 4186 139 .000 0.0333 Otheexpertta.com à If a woman rubs her hands a total of 22 times (forward and backwards count separately), at a distance of 73 cm per rub, and with an average frictional force of 40.5 N, what is the temperature increase of her hands, in degrees Celsius? The mass of tissues warmed is only O.100 kg, mostly in pleted e palms and fingers, and the beat capacity of her hands is 3500 J/(kg C). ial tial Grade Summary pectioas 100% Poteetial Attempts remaining: 992 (0% per attempt) detailed view asino acos0 4 5 1 2 3 coshO ta cotanho ODegrees Radians Submit Hint I give sp Hints: 0% deduction per hint. Hints remaining 1 Foedhack D deduction per feedhack

Answer 1