Helium gas is contained in a closed rigid tank. An electric resistor in the tank transi the gas at a constant rate of 1 kW. Heat transfer from the gas to its surroundings oc of 5t watts, where t is time, in minutes. Find total energy E as a function of t.

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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Helium gas is contained in a closed rigid tank. An electric resistor in the tank transfers energy to
the gas at a constant rate of 1 kW. Heat transfer from the gas to its surroundings occurs at a rate
of 5t watts, where t is time, in minutes. Find total energy E as a function of t.
Transcribed Image Text:Helium gas is contained in a closed rigid tank. An electric resistor in the tank transfers energy to the gas at a constant rate of 1 kW. Heat transfer from the gas to its surroundings occurs at a rate of 5t watts, where t is time, in minutes. Find total energy E as a function of t.
Expert Solution
Step 1: Step 1

To Find : 

The Total energy E as a function of t.

Given :

The output energy is Q with dot on top subscript o u t end subscript equals 50 straight t space straight W

the input energy is Q with dot on top subscript i n end subscript equals 1000 space straight W

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