Question: (a) What must the emf E of the battery be in order for a current of 2.00 A to flow through the 5.00-Vbattery as shown?

(a) What must the emf E of the battery be in order for a current of 2.00 A to flow through the 5.00-Vbattery as shown? Is the polarity of the battery correct as shown?
(b) How long does it take for 60.0 J of thermal energy to be produced in the 10.0-Ω resistor?

10.0 0 20.00 ww 60.0 60.0 0 2.00 A 30.0 0 5.01 5.0V 10.0 V 15.0 η ε. $5.00 ww w 20.0N

10.0 0 20.00 ww 60.0 60.0 0 2.00 A 30.0 0 5.01 5.0V 10.0 V 15.0 . $5.00 ww w 20.0N

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