« previous next »

Author Question: In what direction did the heat flow in this experiment? ... (Read 21 times)

Chloeellawright

  • Hero Member
  • *****
  • Posts: 588
on: Jul 28, 2018
In what direction did the heat flow in this experiment?

Question 2

A battery has some internal resistance. Can the potential difference across the terminals of the battery be equal to its emf?
  1.No.
  2.Yes, if the battery is absorbing energy by electrical transmission.
  3.Yes, if more than one wire is connected to each terminal.
  4.Yes, if the current in the battery is zero.
  5.Yes; no special condition is required.


juwms

  • Sr. Member
  • ****
  • Posts: 337
Reply #1 on: Jul 28, 2018
Answer to Question 1

Heat flowed from the water (hot) to the ice (cold).

Answer to Question 2

4


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.

Did you know?

Patients who have undergone chemotherapy for the treatment of cancer often complain of a lack of mental focus; memory loss; and a general diminution in abilities such as multitasking, attention span, and general mental agility.

Did you know?

Cutaneous mucormycosis is a rare fungal infection that has been fatal in at least 29% of cases, and in as many as 83% of cases, depending on the patient's health prior to infection. It has occurred often after natural disasters such as tornados, and early treatment is essential.

Did you know?

Human neurons are so small that they require a microscope in order to be seen. However, some neurons can be up to 3 feet long, such as those that extend from the spinal cord to the toes.

Did you know?

The term pharmacology is derived from the Greek words pharmakon("claim, medicine, poison, or remedy") and logos ("study").

Graphic display of hypothetical results of a predator removal experiment. Graphic display of hypothetical results of a predator removal experiment.
A sample flow sheet. A sample flow sheet.
Spring force, crankcase pressure, and intake manifold vacuum work together to regulate the flow rate ... Spring force, crankcase pressure, and intake manifold vacuum work together to regulate the flow rate ...
A Simplified Model of Information Flow in Human Memory A Simplified Model of Information Flow in Human Memory
Example of pre- and posttest Interpretation in an Experiment Example of pre- and posttest Interpretation in an Experiment
How much heat energy in Joules is required to heat 16.0 g of copper from 23.0 °C How much heat energy in Joules is required to heat 16.0 g of copper from 23.0 °C
Video: Kinetic parameters & Kinetic experiment

For a complete list of videos, visit our video library