Define the newton law of cooling, Physics

Assignment Help:

Define the Newton's Law of Cooling

Newton's Law of Cooling: A cup of hot chocolate has cooled from 92°C to 50°C after 12 min in a room at 22°C. 

a) What is the value for k (round to the nearest ten-thousandth)?

b) How long will it take for the drink to cool to 30°C (Round to the nearest tenth of a minute and label your answer?

 


Related Discussions:- Define the newton law of cooling

Compound microscope, Compound Microscope: It is an optical instrument b...

Compound Microscope: It is an optical instrument by which very small object like as biological specimens are seen that cannot be seen by naked eyes. Compound microscope havi

Instantaneous speed and velocity, Instantaneous velocity and speed are expl...

Instantaneous velocity and speed are explained at a given or particular instant and are shown by  ,

Derive schrodinger''s time dependent wave equation, Q.  Derive Schrodinger...

Q.  Derive Schrodinger's time dependent wave equation. What is the physical significance of wave function used in this equation? Ans. Time Dependent Schrodinger's Eq

Corrosion, A iron rod on the surface of the beach and other iron rod into t...

A iron rod on the surface of the beach and other iron rod into the sea water which metal corrodes easily? Ans) An iron rod on the surface of teh seawater because in sea it contains

Why the centre of newtons rings pattern appears dark, Q. Why the centre of ...

Q. Why the centre of Newton's rings pattern appears dark? The thickness of the air film becomes zero at the point of contact of lens L with glass plate P. Therefore there is no

Sound problem, A Decibel meter reads 140 dB for a sound source at 20''c at...

A Decibel meter reads 140 dB for a sound source at 20''c at 60 % relative humidity. It also records sound pressure for 140 dB as 200 pascals what will it read( decibel meter) at 4

Experiment of iron pan, Iron pan This is useful for many experiments in...

Iron pan This is useful for many experiments in chemistry. The lid of a preserving jar is looped with galvanized wire. The free end of the wire is embedded in a piece of wooden

Explain gausss law in electrostatics, Explain Gauss's law in electrostatics...

Explain Gauss's law in electrostatics? 1C of charge is same to the charge of n number of electrons in magnitude. What is the value of n? What happens to the force between t

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd