New post in Electrical-resistance

Time constant of $RC$ circuit with more than one capacitor

July 26th, 2022

Power in Series and Parallel circuits

November 8th, 2022

How to determine direction of the current in the following circuit?

December 8th, 2022

Calculation of voltmeter reading

December 10th, 2022

Why do lightbulbs in parallel stay the same brightness when one is removed

November 7th, 2022

Why is it that potential difference decreases in thermistor when temperature of circuit is increased?

December 11th, 2022

How long does it take for a capacitor to be fully charged if voltage is decreased?

August 14th, 2022

A problem regarding equivalent resistance between two points

July 22nd, 2022

How do I combine three resistors which are in parallel with each other?

August 7th, 2022

What is the net resistance of this circuit if each resistance has $R=2.8 k\Omega$?

March 28th, 2020

How to find power factor value of parallel RL circuit knowing the power factor value for the series circuit with the same components

February 19th, 2020

How does the internal resistance of a cell vary with temperature?

October 7th, 2020

Why does resistance increase with length?

July 12th, 2020

Power in Series Combination Of Appliances

May 2nd, 2020

DC current through capacitor

February 2nd, 2020

Resistance of fuse wire?

March 11th, 2020

Why do we prefer using materials of high resistivity in laboratory instruments?

February 25th, 2020

What is the reasoning behind calculating the resistance between two points on a square resistor circuit?

May 17th, 2020

What defines the brightness of a bulb?

April 10th, 2020

What is the real derivation of Ohm's law?

January 16th, 2020

Thin wire has high resistance and thick wire has low resistance

April 23rd, 2020

What is the potential difference across the lamp?

November 6th, 2020

Definition of Equivalent Resistance

October 28th, 2020

Why is the Ohm's law $j=\sigma E$ accurate?

August 24th, 2020

Mixing a jumper wire with parallel resistors

March 18th, 2020

Why does the resistance halve when two resistors of equal resistance are in parallel?

May 20th, 2020

Do resistor-based fan regulators save no power at all?

August 1st, 2022

Difference between $I^2R$ and $V^2/R$ and $VI$ for measuring power $P$

August 1st, 2022

Why is equivalent resistance in parallel circuit always less than each individual resistor?

May 5th, 2021

Can resistance be directional?

September 7th, 2020