38 A power supply and a solar cell are compared using the potentiometer circuit shown. power supply 2.000 V R 40.0 cm galvanometer solar cell The potentiometer wire PQ is 100.0 cm long and has a resistance of 5.00 2. The power supply has an e.m.f. of 2.000 V and the solar cell has an e.m.f. of 5.00 mV. Which resistance R must be used so that the galvanometer reads zero when PS = 40.0 cm? 3952 4052 C 7952 8052
38 A power supply and a solar cell are compared using the potentiometer circuit shown. power supply 2.000 V R 40.0 cm galvanometer solar cell The potentiometer wire PQ is 100.0 cm long and has a resistance of 5.00 2. The power supply has an e.m.f. of 2.000 V and the solar cell has an e.m.f. of 5.00 mV. Which resistance R must be used so that the galvanometer reads zero when PS = 40.0 cm? 3952 4052 C 7952 8052
Related questions
Question
100%
![17
38 A power supply and a solar cell are compared using the potentiometer circuit shown.
power supply
2.000 V
R
S
40.0 cm
galvanometer
solar cell
The potentiometer wire PQ is 100.0 cm long and has a resistance of 5.00Q. The power supply
has an e.m.f. of 2.000 V and the solar cell has an e.m.f. of 5.00 mV.
Which resistance R must be used so that the galvanometer reads zero when PS = 40.0 cm?
A
3952
4052
C
7950
805 2](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Ff7f8b95c-9a63-4b1f-bcfe-f9e1a31687c0%2Ff5e427b0-3a53-47b1-834b-9aa53a55f084%2F76hnufk_processed.jpeg&w=3840&q=75)
Transcribed Image Text:17
38 A power supply and a solar cell are compared using the potentiometer circuit shown.
power supply
2.000 V
R
S
40.0 cm
galvanometer
solar cell
The potentiometer wire PQ is 100.0 cm long and has a resistance of 5.00Q. The power supply
has an e.m.f. of 2.000 V and the solar cell has an e.m.f. of 5.00 mV.
Which resistance R must be used so that the galvanometer reads zero when PS = 40.0 cm?
A
3952
4052
C
7950
805 2
Expert Solution
![](/static/compass_v2/shared-icons/check-mark.png)
This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
Step by step
Solved in 2 steps with 2 images
![Blurred answer](/static/compass_v2/solution-images/blurred-answer.jpg)