Asked Dec 20, 2019

The circuit in Figure P18.55 has been connected for several
seconds. Find the current (a) in the 4.00 - V battery, (b) in the
3.00 - Ω resistor, (c) in the 8.00 - V battery, and (d) in the 3.00 - V
battery. (e) Find the charge on the capacitor.

5.00 0
3.00 V
8.00 V
3.00 0
4.00 V
6.00 µF
5.00 N
I= 0
Figure P18.55

Image Transcriptionclose

5.00 0 3.00 V 8.00 V 3.00 0 4.00 V 6.00 µF 5.00 N I= 0 Figure P18.55 bo


Expert Answer

Step 1


The given circuit which has been connected for several seconds as shown in figure.


Image Transcriptionclose

3. b. 5.002 3.00 V 8.00 V. 3.002 4.00 V 6.00 µF 5.002 I= 0

Step 2

Apply Kirchhoff’s first law at junction, c


Image Transcriptionclose

I; = I, + I, (1) .... .. Apply Kirchhoffs first law at loop bcfgb, 8.00 V + 31, – 51, = 0 51, – 31, = 8.00 V (2) Apply Kirchhoff's first law at loop cdefc, 4.00 V – 31, – 51, = 0 51, +31, = 4.00 V (3) %3D I, =1.38 A I, z -0.364 A I =1.02 A The current in the 4.00 V battery is 1.02 A down.

Step 3

b).from the pa...


Image Transcriptionclose

From the part (a), the current in the 3.00 N resistor is 0.364 A down. I, = -0.3636 A z -0.364 A A down. The current in the 3.00 Q resistor is 0.364


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



Related Physics Q&A

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

Q: Choose the words that make each statement correct. (i) Toproperly measure current through a device, ...

A: To properly measure current through a device, the ammeter must be connected in series with the devic...


Q: An aluminum wire having a cross - sectional area of4.00 x 10-6 m2 carries a current of 5.00 A. The d...

A: The number of electrons in the wire is


Q: Discuss how a ramp would help you to distinguish between two identical looking spheres of the same w...

A: roll the two spheres over a ramp and notice which one is slower corresponds to the hollow one and th...


Q: You would like to infer the electric field at a a point P that lies a distance r from a small spheri...

A: (a). consider the Figure below.


Q: Two sets of Christmas lights are available. For set A, whenone bulb is removed, the remaining bulbs ...

A: Click to see the answer


Q: "How can a projectile "" fall around the Earth""?"

A: As the Earth is curved in shape, its shape supports the motion of the projectile around it. The proj...


Q: Three discrete spectral lines occur at angles of 10.1°, 13.7°, and 14.8°, respectively, in the first...

A: a)Width of the slit is given by


Q: Do tides occur in the molten interior of Earth for the same reason the tides occur in the oceans?

A: the tide is due to the differences in gravitational force between earth and moon, in this case , yes...


Q: Which is easier to get swinging, a baseball held at the end or one held closer to the massive end?

A: The situation in which the baseball bat can be swung with more ease depends on the centre of gravity...