This topic contains a solution. Click here to go to the answer

Author Question: A pre-electronic thermostat employs a coiled A) wire of low conductivity. B) bimetallic strip. ... (Read 82 times)

folubunmi

  • Hero Member
  • *****
  • Posts: 524
A pre-electronic thermostat employs a coiled
 
  A) wire of low conductivity.
  B) bimetallic strip.
  C) tube of mercury.

Question 2

When a bimetallic bar of copper and iron strips is heated, the bar bends toward the iron strip because
 
  A) iron gets hotter before copper.
  B) copper gets hotter before iron.
  C) copper expands more than iron.
  D) iron expands more than copper.
  E) none of the above



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

kusterl

  • Sr. Member
  • ****
  • Posts: 315
Answer to Question 1

Answer: B

Answer to Question 2

Answer: C





 

Did you know?

The training of an anesthesiologist typically requires four years of college, 4 years of medical school, 1 year of internship, and 3 years of residency.

Did you know?

Hippocrates noted that blood separates into four differently colored liquids when removed from the body and examined: a pure red liquid mixed with white liquid material with a yellow-colored froth at the top and a black substance that settles underneath; he named these the four humors (for blood, phlegm, yellow bile, and black bile).

Did you know?

Always store hazardous household chemicals in their original containers out of reach of children. These include bleach, paint, strippers and products containing turpentine, garden chemicals, oven cleaners, fondue fuels, nail polish, and nail polish remover.

Did you know?

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

Did you know?

If all the neurons in the human body were lined up, they would stretch more than 600 miles.

For a complete list of videos, visit our video library