Please solve, thanks 3-) A huge lever has a constant temperature of150C with an internal heater embedded in it. TheT(t 0) = 150 CMaterial 24.lever is placed in contact with a material Z tosoften the adhesive to lift the material Z from the* x{mm)Adhesivesubflooring. Thìs adhesive softens when it is SubfiooringTx,0) = 25 °Cheated above 50C for more than 2 minutes. Onthe other hand, the temperature of the adhesive should not exceed 120 C. Otherwise it isunusable. If we consider the material Z and subfloor have 25C of initial temperature, how longwill it take to lift up material Z? Also, what will be the temperature of the adhesive after thistìme period? Assume that the subfloor and material Z have the same k =0,15 W/mK and p.cs= 1,5x10 J/nm K. Please note that the thickness of the material Z is 4 mm.

Given: Tst,o=150°Cx=4 mm=0.004 mTi= 25°C∆ts=2 mink=0.15 W/mKρcp=1.5×106 J/m3KTo determine:Time taken…

Answered: unusable, If we consider the material 2…

unusable, If we consider the material 2 ánd will it take to lift up material Z? Also, what will be the temperature of the adhesive after this

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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Question

Please solve, thanks

3-) A huge lever has a constant temperature of
150C with an internal heater embedded in it. The
T(t 0) = 150 C
Material 2
4.
lever is placed in contact with a material Z to
soften the adhesive to lift the material Z from the
* x{mm)
Adhesive
subflooring. Thìs adhesive softens when it is Subfiooring
Tx,0) = 25 °C
heated above 50C for more than 2 minutes. On
the other hand, the temperature of the adhesive should not exceed 120 C. Otherwise it is
unusable. If we consider the material Z and subfloor have 25C of initial temperature, how long
will it take to lift up material Z? Also, what will be the temperature of the adhesive after this
tìme period? Assume that the subfloor and material Z have the same k =0,15 W/mK and p.cs
= 1,5x10 J/nm K. Please note that the thickness of the material Z is 4 mm.

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