Question
Asked Nov 14, 2019
38 views

In the circuit shown in the figure, two 360.0-Ω resistors are connected in series with an ideal source of emf. A voltmeter with internal resistance of 6350 Ω is connected across one of the resistors and reads 3.23 V. Find the emf of the source.

 

fullscreen
check_circle

Expert Answer

Step 1
help_outline

Image Transcriptionclose

Current through the left resistor is V R 3.23 V 360.0 mA =8.97x103 A 10 A =8.97mA

fullscreen
Step 2

Current through the voltmeter is,

help_outline

Image Transcriptionclose

IL 3.23V 6350 1mA =5.08x10 A 10-3 A -0.50 8mA

fullscreen
Step 3

Left resistor and voltmeter are connected in parallel. So, the current through each...

help_outline

Image Transcriptionclose

8.97 mA +0.508 mA 9.5mA

fullscreen

Want to see the full answer?

See Solution

Check out a sample Q&A here.

Want to see this answer and more?

Solutions are written by subject experts who are available 24/7. Questions are typically answered within 1 hour.*

See Solution
*Response times may vary by subject and question.
Tagged in

Science

Physics

Current Electricity

Related Physics Q&A

Find answers to questions asked by student like you
Show more Q&A
add
question_answer

Q: 6. A 2 kg block lying on a frictionless table is attached to a spring with a spring constant of 400 ...

A: (a) The initial elastic potential energy of the system, for the spring that stretches a distance of ...

question_answer

Q: Standing Waves: You put a mass of 400 g on the string. (The string is 50 cm long and weights 12.5 g)...

A: Click to see the answer

question_answer

Q: Find the pressure difference on an airplane wing if air flows over the upper surface with a speed of...

A: Apply Bernoulli’s theorem between upper and lower surface of an airplane

question_answer

Q: A child playing in a swimming pool realizes that it is easy to push a small inflated ball under the ...

A: Let the applied force be Fapp.

question_answer

Q: How do I solve this? Can you show steps please?

A: Click to see the answer

question_answer

Q: A man pushing a crate of mass  m = 92.0 kg  at a speed of  v = 0.875 m/s  encounters a rough horizon...

A: a)The magnitude of net force is,

question_answer

Q: 29.57     The long, straight wire shown in Fig. P29.57a carries constant current I.  A metal bar wit...

A: https://www.bartleby.com/questions-and-answers/figure-p29.57-a-b-l/8803fba2-0928-46cc-abca-f96d5e905...

question_answer

Q: How would I calculate power from the flow rate of a river and the distance the water would fall at t...

A: As the water falls from a height its potential energy is converted into its kinetic energy.

question_answer

Q: In unit-vector notation, what is the net torque about the origin on a flea located at coordinates (0...

A: The net force is,