A 12V battery has 6cells in series. The E.m.f of the battery is 13.8V and the load drawing 10amp is connected to the battery. THe PD is now 12.0V. Calculate the internal resistance per cell of the battery

  1. 👍 0
  2. 👎 0
  3. 👁 180
asked by funi
  1. This is worded in a way I'm not familiar with but I'm guessing extra 1.8 V is lost to internal resistance.
    R = V/i = 1.8/10 divided among the 6 cells.

    1. 👍 0
    2. 👎 0
    posted by Chanz

Respond to this Question

First Name

Your Response

Similar Questions

  1. physics

    A 8 V flashlight battery has an internal resistance of 1.7 Ω when new, and 8 Ω when old. Imagine this is a resistor in series with the battery mounted INSIDE the battery itself, which describes the chemical degradation of the

    asked by Naina on July 19, 2011
  2. physics

    a battery with and emf of 12V and an internal resistance of 0.5 ohms, is connected in series to a resistor of 5.0 ohms. what is the terminal voltage (n V) of the battery?

    asked by mandy on April 12, 2010
  3. Physics

    I have a circuit with three capacitors and a battery. The battery supplies 15V. The battery is in series with C3. C3 is in series with ( C23). C3= 3*10^-6 F C2= 2 *10^-6 F C1= 1*10^-6 F (respectively C2 +C3 are is parallel withe

    asked by Sara on February 10, 2010
  4. Physics

    a)In the series circuits, what do you notice about the voltage across each resistor compared with the voltage of the battery? (There could be more than one answer) 1.The resistor voltages multiplied together give the battery's

    asked by Mariah on May 4, 2016
  5. Physics

    A 2.0-ohm resistor is connected in series with a 20.0-V battery and a three-branch parallel network with branches whose resistances are 8.0 ohms each. Ignoring the battery's internal resistance, what is the current in the battery?

    asked by leo on April 4, 2013
  1. Physics

    When a battery is not used in a circuit, a voltmeter measure 1.492V across the terminals of the battery. When a 2.50Ω light bulb is connected to the battery, the potential difference across the terminal of the battery is 1.453V.

    asked by exo-L on December 13, 2018
  2. Physics

    Two resistors have resistances R1 and R2. When the resistors are connected in series to a 12.4-V battery, the current from the battery is 2.13 A. When the resistors are connected in parallel to the battery, the total current from

    asked by Abigail on May 11, 2015
  3. science-physics

    a battery of 12v supplies a charge of 1000C to an electric device. how much work is done by the battery in moving the charge?

    asked by aisha on July 23, 2012
  4. Physics

    A battery charger is connected to a dead battery and delivers a current of 4.5 A for 6.0 hours, keeping the voltage across the battery terminals at 12 V in the process. How much energy is delivered to the battery?

    asked by Mary on September 6, 2007
  5. chemistry

    What is the general form of a common automobile battery? How many electrodes does a car battery use? Does it use an acidic aqueous electrolyte solution? Is the battery rechargeable? Is the battery voltaic or electrolytic when

    asked by Anonymous on April 27, 2012

More Similar Questions