1.You built this circuit in the lab. What will the potential difference across the five ohm resistor be? (ans: 7.5 V) 120 30 12 V

Inquiry into Physics
8th Edition
ISBN:9781337515863
Author:Ostdiek
Publisher:Ostdiek
Chapter7: Electricity
Section: Chapter Questions
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60
1.You built this circuit in the lab. What will the
potential difference across the five ohm resistor
be? (ans: 7.5 V)
120
50
30
12 V
10 0
50
2.In this part of a circuit shown on the left the 10 ohm
resistor is dissipating 40 W find the power dissipated by the
other two resistors.(Ans. 20 W, 45 W)
200
12 V
In the single loop circuit shown find the current's value and direction
(Ans 6.7 mA CW)
20 V
300 0
100 0
800 0
40 V
Transcribed Image Text:60 1.You built this circuit in the lab. What will the potential difference across the five ohm resistor be? (ans: 7.5 V) 120 50 30 12 V 10 0 50 2.In this part of a circuit shown on the left the 10 ohm resistor is dissipating 40 W find the power dissipated by the other two resistors.(Ans. 20 W, 45 W) 200 12 V In the single loop circuit shown find the current's value and direction (Ans 6.7 mA CW) 20 V 300 0 100 0 800 0 40 V
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