Question 2:A circuit board houses on its surface120 closely spaced logic chips, each dissipating 0.12 W. If theheat transfer from the back surface of the board is negligible, calculate (a) the amount of heat this circuit board (15 cm x20 cm) dissipatesduring a 10-hour period, in kWh, and (b) the heat flux on thesurface of the circuit board, in W/m2

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