Answer to Question #311318 in Electric Circuits for Jinkyy

Electric Circuits

Question #311318

A cylindrical rod has resistance R. If we triple its length and diameter, what is the resistance, in terms of R?

Expert's answer

Resistance of rod:

$R=\rho\cdot\frac{4l}{\pi\cdot d^2}$

Answer the resistance is R/3

Learn more about our help with Assignments: Electric Circuits

Comments

Tewdros Belay

23.03.24, 20:51

Thanks

Leave a comment

Related Questions

1. An aluminum wire with a diameter of 1.02 mm and volume of 1.57x10-5 m3, has a battery attached to it
2. An aluminum wire with a diameter of 1.02 mm and volume of 1.57x10-5 m3, has a battery attached to it
3. A tesla car needs to charge its 350-volt model and must send about 715 amps through its cabling to t
4. Three identical capacitors are connected with a resistor in two different circuits. When they are co
5. In series circuit, the voltmeter reads 120V. Find what is (a.) the combined resistance (b) the poten
6. A typical incandescent bulb has an efficiency of about 10%. What current is needed for a bulb with a
7. An electric heater is to be made from a nichrome wire. Nichrome has a Resistivity of 1.0*10^-6 ohm&#