7 Answered Questions for the topic Resistance

Resistance Physics Electricity

11/25/17

Two coils have a combined resistance of 25 when connected in series and a resistance of 4 when connected in parallel. What is the resistance of each coil?

Two coils have a combined resistance of 25 when connected in series and a resistance of 4 when connected in parallel. What is the resistance of each coil?   I want to get your helps.    Regards!
Resistance

07/10/16

net emf and resistance

Find the net emf and internal resistance across AB of three batteries as shown in figure   figure is on http://i.imgur.com/Evu27EH.jpg

05/23/16

Power of a light bulb?

What is the power of a light bulb that has a resistance of 144.0 Ω at 120.0 V?

05/10/16

How do I calculate the value of one resistor in parallel?

                                     +          -                ___________o   24V   o__________               |                                                     |               |          ... more
Resistance Physics

01/25/16

Resistance!

1. Find the resistance of a 30 meter length of copper wire of 0.8 mm diameter.2. How hot would a copper wire need to be for its resistance to be 3% larger than its value at room temperature (20ºC)?
Resistance Word Problem

05/25/15

In which direction will the ferry actually travel? How fast will it travel?

The ferry heads west across a river. It travels at 20 miles per hour in still water. The river flows south at 15 miles per hour.

10/28/14

Show that the resistance R and the capacitance C of the capacitor are related

The dielectric material between the plates of a parallel plate capacitor always has some nonzero conductivity σ. Let A represent the area of each plate and d the distance between them. Let K... more

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