Module 7 Heat Transfer
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College Physics 2e
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Q1
Q2
variable
quantity
value
SI unit
\( Q\)
amount of heat transferred
\( ? \)
\( joules \; (J) \)
\( m \)
mass of substance
\(\dfrac{50}{1000} \)
\( kg \)
\( c\)
specific heat of glass
\( 840\)
\( Joules/kg ^{\circ}C\)
\( \Delta T\)
temperature change of substance
\(95-22\)
\( ^{\circ} C \)
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substance
mass (kg)
specific heat
\(J/kg^{\circ}C\)
\(\Delta T \; (^{\circ}C) \)
\( water \)
1.28
\( 4186\)
\( T_{f} - 10\)
\( steel \)
0.385
\( 450 \)
\( 215-T_{f} \)
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