Physics, 21.06.2021 18:20 tristan41

A cup contains 500 g water initially at a temperature of 100oC. This cup is put in a large room of temperature of 20oC.
a/ What will be the temperature of the water if the cup stays in the room for a long time? Explain your
answer.
b/ Compute the change of entropy of the system water – room, knowing that the heat capacity of water is
4186 J/(kg. K).

Answers: 3

Show answers

Another question on Physics

Physics, 22.06.2019 15:50

The california mussel (mytilus californianus) attaches itself to a rock or other solid surface with a bundle of filaments known as the byssus. imagine that 15.0 j of work is done to stretch the distal end of the byssus. it releases 10.8 j of thermal energy as it relaxes. what is the resilience of the distal end of the byssus?

Answers: 2

Answer

Physics, 22.06.2019 16:30

Acalorimeter uses the principle that thermal energy flows from hotter material to colder material until both reach the same

Answers: 1

Answer

Physics, 22.06.2019 18:30

Daughter element the new element produced along with a decay particle in a nuclear transmutation 2. half-life the substance that decays in a nuclear transmutation 3. parent element the change of one chemical element into another by nuclear decay or radioactive bombardment 4. transmutation the time required for the decay of one-half of the atoms in a sample of radioactive material

Answers: 2

Answer

Physics, 22.06.2019 21:10

Aspecified volume of space contains an electric field for which the magnitude is given by e=e0cos(ωt). suppose that e0 = 20 v/m and ω = 1.0 × 107 s−1. part a what is the maximum displacement current through a 0.80 m2 cross-sectional area of this volume? express your answer with the appropriate units. idisp,max i d i s p , m a x = nothing nothing request answer part b how would this area have to be oriented relative to the electric field to get this maximum displacement current?

Answers: 2

Answer

You know the right answer?

A cup contains 500 g water initially at a temperature of 100oC. This cup is put in a large room of...

Questions