Three resistors, 37 0, 41 0, 125 0, are connected in series then connected to a 18.0 V battery. What is the total current from the battery?
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- At 20°C, the carbon resistor in an electric circuit connected to a 5.5-V battery has a resistance of 2.9 ✕ 102 Ω. What is the current in the circuit when the temperature of the carbon rises to 85°C?A student connects two resistors with unknown resistance values in series, and notes that the equivalent resistance R = 790 0. She then connects the same two resistors in parallel, and measures the equivalent resistance to be Rp = 160 02. What are the resistances (in) of each resistor? smaller resistance larger resistance Q QThe potential difference across a resistor in a particular electric circuit is 360 V. The current through the resistor is 10.0 A. What is its resistance (in )? Q
- If 3.0 x 10-5 electrons flow through a section of a wire of diameter 2.0 mm in 2.0 s, what is the current in the wire? O 7.5 x 107 A 0.12 mA O 0.24 mA O 7.5 x 1014 A hoThe circuit below contains two real batteries, each having significant internal resistance. Battery #1 has an EMF of 6.00 V and an internal resistance of 1.00 ohm. Battery #2 has an EMF of 12.00 V and an internal resistance of 2.00 ohms. These two batteries are connected in series with two resistors R, = 6.00 ohms and R,= 3.00 ohms. ri d (6.00,V) (1.00 0) R1 (6.00 N) R2 (3.00 N) a r2 E2 (2.00 Q) (12.00 V) 18. The current in the 12.00 Volt battery is equal to C. 0.500 A. A. 0.750 A. B. 1.00 A. D. 2.00 A. E. 1.50 A. 19. The potential difference across the terminals of battery #1 from point C to point d is equal to C. 7.00 V. A. 5.50 V. B. 6.00 V. D. 5.00 V. E. 6.50 V. 20. The potential difference across the terminals of battery #2 from point a to point b is equal to C. 13.00 V. A. 14.00 V. В. 10.00 V. D. 11.0 V. E. 12.00 V.Three resistors of 100Ω, 75Ω, and 85Ω are connected in parallel and series to a 20.34V battery.a) What is the current through each resistor?b) What is the equivalent resistance of each circuit?