Exposed ceiling beams are popular in many modern houses. however, because they are exposed, their ignition in the event of a fire is of concern. consider a 15 cm by 15 cm yellow pine beam, initially at 25°c, attached to a ceiling, thus insulat- ing the base. the three other sides are exposed to fire at 600°c with a combined convective/radiative heat transfer coefficient of 50 w/m2.k. determine the beam's maximum temperature 5 min after fire starts.

no he didnt use it

explanation:

he said no

answer:

science is the study of the nature and behavior of natural things and the knowledge that we obtain about them. a science is a particular branch of science such as physics, chemistry, or biology. physics is the best example of a science which has developed strong, abstract theories.

pseudoscience is a collection of beliefs or practices mistakenly regarded as being based on scientific method.

plz rate as brainliest

hes mad if he says,

explanation:

r!