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Batteries
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DC can be stored in batteries, while we cannot store AC
August 15th, 2022
batteries
How does the internal resistance of a cell vary with temperature?
October 7th, 2020
electrical-resistance
thermodynamics
temperature
batteries
What determines the voltage in a battery?
November 1st, 2020
electric-circuits
potential
voltage
conventions
batteries
How to measure EMF of a Cell?
November 21st, 2020
batteries
voltage
Why is the voltage in my battery rising?
April 1st, 2020
voltage
batteries
electrochemistry
electric-circuits
How does grounding work?
August 1st, 2022
batteries
voltage
electrical-resistance
electric-circuits
I Do Not Understand a Textbook Example: Calculating Voltage Across a Resistor
August 1st, 2022
electric-circuits
textbook-erratum
batteries
electrical-resistance
homework-and-exercises
Why is there no current between two capacitors connected in series?
August 1st, 2022
electric-circuits
electrostatics
batteries
voltage
capacitance
Why is the electric field created by a battery non-conservative?
January 2nd, 2020
conservative-field
electrochemistry
batteries
electric-circuits
electromagnetism
How electron movement produces current,instead of having a slow drift speed
August 1st, 2022
electric-circuits
electric-fields
potential
charge
batteries
What happens to a fully charged battery, when you continue to charge it?
June 6th, 2021
electricity
everyday-life
batteries
Understanding the zero current in a simple circuit
January 2nd, 2021
batteries
electrical-resistance
symmetry
electric-current
electric-circuits
How many grams of explosive are equivalent to the energy in a battery?
December 28th, 2020
energy-storage
batteries
explosions
energy
Why are potential drops concentrated at resistive elements?
October 26th, 2021
electric-current
electrical-resistance
potential-energy
batteries
electric-circuits
At an atomic level, what happens when you connect two batteries in series so that their voltages are added?
August 1st, 2022
electromagnetism
voltage
electrochemistry
electrons
batteries
Why doesn't Kirchhoff's Law work when a battery is shorted with an ideal wire?
May 19th, 2020
batteries
short-circuits
electric-circuits
electrical-resistance
voltage
Why do two connected 1.5-volt batteries become a 3- volt battery?
March 30th, 2020
batteries
electric-circuits
electricity
Does current run forever in water? (assuming the supply voltage is there forever)
June 17th, 2020
batteries
electric-current
water
electrochemistry
Why is there an electric field around this closed electric circuit?
February 6th, 2022
electrical-resistance
batteries
electric-current
electric-fields
electric-circuits
How is the answer to this question $1/c$ seconds?
January 5th, 2022
electromagnetism
batteries
conductors
speed-of-light
Why is the voltage drop across an ideal wire zero?
November 4th, 2020
voltage
batteries
short-circuits
electric-circuits
electrical-resistance
What happens if I throw a battery into water?
October 5th, 2020
batteries
electric-circuits
electricity
What maintains constant voltage in a battery?
April 21st, 2020
voltage
batteries
chemical-potential
potential-energy
potential
Why is there no current flow when I connect two opposite terminals of two separate batteries?
November 26th, 2020
electric-circuits
batteries
electricity
Increase in mass of battery of my smartphone
February 26th, 2020
mass
mass-energy
batteries
homework-and-exercises
electricity
Different batteries connected in parallel
September 11th, 2020
electricity
batteries
electric-circuits
Why do 'dead' batteries work again after exchanging the places of the batteries in an electronic device?
May 31st, 2020
batteries
everyday-life
electric-circuits
electricity
Why do we use capacitors and not batteries in defibrillator?
October 7th, 2020
capacitance
estimation
batteries
What happens when we connect a metal wire between the 2 poles of a battery?
August 1st, 2022
batteries
short-circuits
electric-fields
electric-circuits
electricity
Why aren't betavoltaics and alphavoltaics batteries widely used?
August 1st, 2022
radiation
nuclear-engineering
batteries
nuclear-physics
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