At the Olympic games, a 73.2 kg diver performs an inward straight dive in which she stands on the 10.0 m platform with her back to the water, then rotates the forward direction and plunges 10.0 m downward into the 28.0°C pool, briefly coming to a stop. (a) What is the entropy change of the system of the diver and the swimming pool for the time interval beginning when the diver leaves the platform and ending when the diver has come to a stop? (Give your answer in J/K.) J/K (b) The diver remains in the pool after her dive to watch the remainder of the Olympic event, and her core temperature slowly drops from 37.0°C to 36.0° Assuming that the temperature of the swimming pool remains unchanged at 28.0°C and that the diver does no work and does not metabolize any food during this interval, what is the change in entropy of the system of the diver and the swimming pool after her core temperature has reached 36.0°C? (C your answer in J/K. Assume the specific heat of the diver is equal to the specific heat of water, 4,186 J/(kg . °C).) J/K Nood Help? Road It

At the Olympic games, a 73.2 kg diver performs an inward straight dive in which she stands on the 10.0 m platform with her back to the water, then rotates the forward direction and plunges 10.0 m downward into the 28.0°C pool, briefly coming to a stop. (a) What is the entropy change of the system of the diver and the swimming pool for the time interval beginning when the diver leaves the platform and ending when the diver has come to a stop? (Give your answer in J/K.) J/K (b) The diver remains in the pool after her dive to watch the remainder of the Olympic event, and her core temperature slowly drops from 37.0°C to 36.0° Assuming that the temperature of the swimming pool remains unchanged at 28.0°C and that the diver does no work and does not metabolize any food during this interval, what is the change in entropy of the system of the diver and the swimming pool after her core temperature has reached 36.0°C? (C your answer in J/K. Assume the specific heat of the diver is equal to the specific heat of water, 4,186 J/(kg . °C).) J/K Nood Help? Road It

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

See similar textbooks

Related questions

Q: An ice cube (mass 30 g) at 0°C is left sitting on the kitchen table, where it gradually melts. The…

A: Suppose ΔQ is the amount of heat required during the phase transition of ice ΔQ=mLSo, change in…

Q: A 100-lbm block of a solid material whose specific heat is 0.5 Btu/lbmR is at 80∘ ∘ F. It is…

Q: When an aluminum bar is connected between a hot reservoir at 620 K and a cold reservoir at 358 K,…

Q: A 70.0-kg log falls from a height of 25.0 m into a lake. If the log, the lake, and the air are all…

Q: When an aluminum bar is temporarily connected between a hot reservoir at 630 K and a cold reservoir…

A: Given that: Heat transferred dQ = 2.60kJ =2600J The temperature of the hot reservoir Th= 630 K The…

Q: A 66.0-kg log falls from a height of 20.0 m into a lake. If the log, the lake, and the air are all…

A: Given data The mass of the log is given as m = 66 kg. The height is given as h = 20 m. The…

Q: Consider taking two identical ice cubes out of the freezer. You place one in a cup and let it melt;…

A: Given Two identical ice cubes out of the freezer, You place one in a cup and let it melt; you take…

Q: An 8.0 g ice cube at -10°C is put into a Thermos flask containing 100 cm³ of water at 20°C. (a) What…

A: Since you have posted multiple questions, we will provide the solution only to the first three…

Q: There is a 300-g covered aluminum cup at 25°F being filled with 190-g of water at 90°C. Equilibrium…

Q: While doing exercise at a temperature of T = 37∘C, an athlete loses m = 0.50 kg of water per hour by…

Q: What is the decrease in entropy (in J/K) of 28.5 g of water that condenses on a bathroom mirror at a…

A: The temperature of a bathroom is, T=35 °C=308 K The mass of water is, m=28.5 g=0.0285 kg The amount…

Q: A 75 g ice cube at 0∘C is placed on a very large table at 20∘C. You can assume that the temperature…

Q: A 5 kg block of ice initially at 268.15 K is placed in thermal contact with a very large reservoir…

Q: Two constant-temperature reservoirs are kept in thermal contact with a 1.00 kg aluminum bar. One…

A: This problem can be solved using the formula for change in entropy.

Q: The surface of the Sun is approximately at = 700 K, and the temperature of the Earth’s surface is…

Q: allowed to enter the cy he until the volume inci g constant specific hea

A: To find the entropy generation using the given values as,

Q: Three moles of an ideal gas underrgo reversible isothermal compression at 20 degrees C. During…

Q: One container holds 0.10 kg of water at 80 C and is warmed to 100 C by heating from contact with the…

Q: Three moles of an ideal gas undergo a reversible isothermal compression at temperature 19.0 ∘C.…

A: Data Given , Work done ( W ) = 1500 J Temperature ( T ) = 19°C = ( 19 + 273 ) K. = 292 K…

Q: When an aluminum bar is connected between a hot reservoir at 800 K and a cold reservoir at 288 K,…

Q: Suppose that there are two very large reservoirs of water, one at a temperature of 85.0 °C and one…

A: Temperature of first reservoir (T) = 85oC temperature of second reservoir (T') = 19oC Heat…

Q: If you dropped a 5.4 kg piece of metal (c = 122 J/kg·K) at 642°C in the 16°C ocean, what would be…

Q: Ice cubes at 0 C are poured into a glass that initially contains 150 g of liquid water at 20 C. The…

Q: A boulder with a mass of 75.0 kg, starting from rest, falls a distance of 20.0 m into a shallow…

A: Mass M = 75.0 kg Temperature T = 301 k Distance h= 20.0 m

Q: A 1.20 mol of an ideal gas at 350 K undergoes a free adiabatic expansion from V1 = 12.3 L to V2 =…

Q: A tank of 100-g liquid water at 100°C is put in thermal contact with another tank of 300-g water at…

A: mass of water in first tank = 100 g Initial temperature of water in first tank = 100oC mass of water…

Q: A person with skin of surface area 1.85 m2 and temperature 30.0C is resting in an insulated room…

A: Given data A=1.85 m2TR=30°CTs=20°Cε=1

Q: When an aluminum bar is connected between a hot reservoir at 630 K and a cold reservoir at 298 K,…

Q: A 2.8 kg piece of aluminum at 43.0 degrees C is placed in 1.0 kg of water in a Styrofoam container…

Q: A quantity of an ideal gas in an isolated system expanded isothermally and reversibly at 400 K from…

Question

At the Olympic games, a 73.2 kg diver performs an inward straight dive in which she stands on the 10.0 m platform with her back to the water, then rotates in
the forward direction and plunges 10.0 m downward into the 28.0°C pool, briefly coming to a stop.
(a) What is the entropy change of the system of the diver and the swimming pool for the time interval beginning when the diver leaves the platform and
ending when the diver has come to a stop? (Give your answer in J/K.)
J/K
(b) The diver remains in the pool after her dive to watch the remainder of the Olympic event, and her core temperature slowly drops from 37.0°C to 36.0°C.
Assuming that the temperature of the swimming pool remains unchanged at 28.0°C and that the diver does no work and does not metabolize any food
during this interval, what is the change in entropy of the system of the diver and the swimming pool after her core temperature has reached 36.0°C? (Give
your answer in J/K. Assume the specific heat of the diver is equal to the specific heat of water, 4,186 J/(kg . °C).)
J/K
Need Help?

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1: GIVEN INFORMATION

VIEW

Step 2: Calculating the change in entropy

VIEW

Step 3: Calculating the change in entropy of system

VIEW

Solution

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 4 steps with 3 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, physics and related others by exploring similar questions and additional content below.

Similar questions

Consider a 50.0 g ice cube placed in a container containing 200 g of water. The water is initially at 25.0*C and the ice cube comes directly from a freezer at -15.0*C. Assume no heat is lost to the surroundings and negligible heat loss from the container. Determine the total change in entropy as a result of the mixing process.
What is the decrease in entropy (in J/K) of 27.5 g of water that condenses on a bathroom mirror at a temperature of 32.0°C, assuming no change in temperature and given the latent heat of vaporization to be 2450 kJ/kg? J/K
What is the decrease in entropy of 44.8 g of water that condenses on a bathroom mirror at a temperature of 39.7°C, assuming no change in temperature and given the latent heat of vaporization to be 2450 kJ/kg? Select the correct answer O 396 J/K O 189 J/K X Your Answer O 209 J/K 351 J/K O 251 J/K
A 100-lbm block of a solid material whose specific heat is 0.5 Btu/lbm·R is at 80°F. It is heated with 10 lbm of saturated water vapor that has a constant pressure of 20 psia. Determine the final temperature of the block and water, and the entropy change of the entire system. Is this process possible? Why?