How much is the internal resistance of the battery

Assignment Help Physics
Reference no: EM13307473

3.4Q: Suppose that when a 12.0-V battery drives a current of 6.7 A through a resistive device, its terminal voltage is 10.9 V. How much is the internal resistance (in ohms) of the 12.0-V battery?

Reference no: EM13307473

Questions Cloud

Write the necessary preprocessor directive to enable : Given an int variable x write some statements that attempt to open a file named "table20" and read a value into x ; if that turns out not to be possible your code should then read avalue from standard input into x .
Calculate the energy density between the plates : A parallel-plate air-filled capacitor having area 41.0 cm2 and plate spacing 2.70 mm is charged to a potential difference of 360. V. calculate the energy density between the plates
Create a program that will calculate the daily pay : Using a loop, create a program that will calculate the daily pay and total pay assuming you get paid 1 penny the first day and then double every day after the first day. Display these numbers in a listbox. Use a inputbox to ask the user how many d..
Compute the self-inductance of the coil : The current in a coil drops from 3.9 A to 1.8 A in 0.53 s. If the average emf induced in the coil is 12 mV, what is the self-inductance of the coil
How much is the internal resistance of the battery : Suppose that when a 12.0-V battery drives a current of 6.7 A through a resistive device, How much is the internal resistance (in ohms) of the 12.0-V battery
Determine how many meters long is this wire : Consider a copper wire (mass density 8.9 g/cc, resistivity 1.7E-8 ohm-m) with a diameter of 0.43 mm, How many meters long is this wire
Write a method called wordlengths that accepts a scanner : Write a method called wordLengths that accepts a Scanner for an input file as its parameters. Your method should open the given file, count the number of letters in each taken in the file, and output a result diagram of how many words contain each..
How fast is the bob moving : The bob of a simple pendulum that is 1.00m long is held so the sting is horizontal and just taut. How fast is the bob moving when the string makes a 30.0degree angle with the vertical
Define java implementation to implement the requirements : Produce a Java implementation to implement the requirements of Question 1, that is, to perform the 32-bits two complement and 32-bit floating-point conversion of a given number.

Reviews

Write a Review

Physics Questions & Answers

  Determine the distance from the ramp to where jumper lands

What is the magnitude of apparent weight of a 83-kg astronaut 3200km from the center of the Earth's Moon in a space vehicle accelerating toward the Moon at 3.8 m/s^2.

  Find the eagle''s speed just after grasping the rabbit

When diving for prey, bald eagles can reach speeds of 200 mph (322 km/h). Suppose a 6.0kg eagle flying horizontally at 322 km/h suddenly grasps, What's the eagle's speed just after grasping the rabbit

  What is the value of the magnetic field created

A solenoid is 15 cm long and has 9000 turns. The current through the solenoid is 6A. What is the value of the magnetic field created

  What is the mass of second ball

A hollow spherical shell has mass 8.00 and radius 0.225. It is originally at rest and then rotates about a stationary axis that lies along a diameter with the constant acceleration of 0.905. What is the kinetic energy of the shell after it has turned..

  Find the minimum laboratory kinetic energy

Consider the reaction 4He + 40Ca -> 3H + 21Sc Find the minimum laboratory kinetic energy for the 4He projectile if 40Ca is stationary

  Find how much work is done by the rope on the sledge

A sledge loaded with bricks has a total mass of 17.4 kg and is pulled at constant speed by a rope inclined at 20.4° above the horizontal. How much work is done by the rope on the sledge

  Magnetic field is perpendicular to the plane of the loop

The power needed to operate your body is about 100 {rm watts}. Suppose your body could run on fusion power and could convert a total of 0.7 of its mass into energy. How much energy would be available through fusion? Assume the mass is 70kg.

  What is the thinnest film

A thin film of MgF2 (n=1.38) coats a piece of glass. Constructive interference is observed for the reflection of light with wavelengths of 500nm and 625nm.

  Find the linear charge density along the arc

A charge -318e is uniformly distributed along a circular arc of radius 7.00 cm, which subtends an angle of 49o, What is the linear charge density along the arc

  Explain how far does each skater travel

Physics two skaters with masses of 65 kg and 45 kg, respectively stand 8.0 m apart each holding one end of a rope. If they pull themslevles along the the rope until they meet explain how far does each skater travel?

  Calculate n, magnitude of the normal force

A 1600 kg car starts from rest at A, coasts 180m through a dip and comes to stop at B after coasting a distance d on level ground. If the rolling resistance is a constant force of 280N, conclude the distance d.

  Determine the length of the rotating string

A string trimmer is a tool for cutting grass and weeds; it utilizes a length of nylon "string" that rotates about an axis perpendicular to one end of the string. What is the length of the rotating string

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd