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  • Rate of heat transfer in force convection is Option: 1 proportional to <img alt="(\theta-\theta_o)" src="/latex-image/?%28%5Cthet

Rate of heat transfer in force convection is 

Option: 1

proportional to (\theta-\theta_o)


Option: 2

proportional to (\theta-\theta_o)^2


Option: 3

proportional to (\theta-\theta_o)^3


Option: 4

proportional to (\theta^4-\theta_o^4)


Answers (1)

best_answer

As we have learnt,

 

Forced Convection -

\frac{Q}{t}\alpha(\theta-\theta_{0})

\Rightarrow\ \;\frac{Q}{t}=hA(\theta-\theta_{0})

- wherein

h = Constant of proportional 

\theta= Temperature of body

\theta_{0}= Temperature of surrouding

 

 

 

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mansi

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