1. The load across a 12-V battery consists of a series combination of three resistances are 15 2, 21 2, and 24 2, respectively. What is the magnitude of the circuit current? A. 0.20 A В. 5 А С. 1260 A D. 2 A 2. The load across a 50.0-V battery consists of a series combination of two lamps with resistances of 1252 and 225 Q. What is the total resistance of the circuit? A. 350 2 В. 100 2 C. 125 2 D. 225 2 3. 15.0-2 resistor is connected in series to a 120-v generator and two 10.0-2 resistors that are connected in parallel to each other. What is the total resistance of the load? A. 202 В. 10 8 C. 50 D. 15 2

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Physics please answer all of this (8)
1. The load across a 12-V battery consists of a series
combination of three resistances are 15 Q, 21 Q, and
24 Q, respectively. What is the magnitude of the
circuit current?
A. 0.20 A
В. 5 А
С. 1260 A
D. 2 A
2. The load across a 50.0-V battery consists of a
series combination of two lamps with resistances of
1252 and 225 2. What is the total resistance of the
circuit?
A. 350 2
B. 100 2
С. 125 2
D. 225 Q
3. 15.0-2 resistor is connected in series to a 120-V
generator and two 10.0-2 resistors that are
connected in parallel to each other. What is the total
resistance of the load?
A. 20 2
В. 10 2
С. 5 2
D. 15 Q
Transcribed Image Text:1. The load across a 12-V battery consists of a series combination of three resistances are 15 Q, 21 Q, and 24 Q, respectively. What is the magnitude of the circuit current? A. 0.20 A В. 5 А С. 1260 A D. 2 A 2. The load across a 50.0-V battery consists of a series combination of two lamps with resistances of 1252 and 225 2. What is the total resistance of the circuit? A. 350 2 B. 100 2 С. 125 2 D. 225 Q 3. 15.0-2 resistor is connected in series to a 120-V generator and two 10.0-2 resistors that are connected in parallel to each other. What is the total resistance of the load? A. 20 2 В. 10 2 С. 5 2 D. 15 Q
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