1987B4. Three resistors are arranged in a circuit as shown above. The battery has an unknown but constant emfE and a negligible internal resistance. a. Determine the equivalent resistance of the three resistors. 120 The current I in resistor R, is 0.40 ampere. 4.8 V b. Determine the emf & (Voltage) of the battery. c. Determine the potential difference across resistor R₁ usingizent

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how would you do question C? this is a non graded practice 

a.
R₁ =4Q
e.
www
R₂ = 1292
R3=9Q
www
i = 0.40 A
E
1987B4. Three resistors are arranged in a circuit as shown above. The battery has an unknown but constant
emf & and a negligible internal resistance.
Determine the equivalent resistance of the three resistors.
120
The current I in resistor R3 is 0.40 ampere. 4.8 V
b. Determine the emf & (Voltage) of the battery.
Determine the potential difference across resistor R₁
Determine the power dissipated in resistor R₁
Determine the amount of charge that passes through resistor R3 in one minute.
ROGESSSIET
240150 de maduits bon llaur
Transcribed Image Text:a. R₁ =4Q e. www R₂ = 1292 R3=9Q www i = 0.40 A E 1987B4. Three resistors are arranged in a circuit as shown above. The battery has an unknown but constant emf & and a negligible internal resistance. Determine the equivalent resistance of the three resistors. 120 The current I in resistor R3 is 0.40 ampere. 4.8 V b. Determine the emf & (Voltage) of the battery. Determine the potential difference across resistor R₁ Determine the power dissipated in resistor R₁ Determine the amount of charge that passes through resistor R3 in one minute. ROGESSSIET 240150 de maduits bon llaur
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