Author Question: Electricity is transmitted from power plants at ________. a. high voltages b. high currents c. ... (Read 60 times)

tatyanajohnson

  • Hero Member
  • *****
  • Posts: 569
Electricity is transmitted from power plants at ________.
 a. high voltages
  b. high currents
  c. low resistances
  d. low power

Question 2

A 1.8-kg block is released from rest at the top of a rough 30 inclined plane. As the block slides down the incline, its acceleration is 3.0 m/s2 down the incline. Determine the magnitude of the force of friction acting on the block.
 a. 4.2 N
  b. 3.0 N
  c. 3.4 N
  d. 3.8 N
  e. 2.3 N



cassie_ragen

  • Sr. Member
  • ****
  • Posts: 347
Answer to Question 1

a

Answer to Question 2

C



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

According to the American College of Allergy, Asthma & Immunology, more than 50 million Americans have some kind of food allergy. Food allergies affect between 4 and 6% of children, and 4% of adults, according to the CDC. The most common food allergies include shellfish, peanuts, walnuts, fish, eggs, milk, and soy.

Did you know?

The people with the highest levels of LDL are Mexican American males and non-Hispanic black females.

Did you know?

Approximately 500,000 babies are born each year in the United States to teenage mothers.

Did you know?

All patients with hyperparathyroidism will develop osteoporosis. The parathyroid glands maintain blood calcium within the normal range. All patients with this disease will continue to lose calcium from their bones every day, and there is no way to prevent the development of osteoporosis as a result.

Did you know?

The tallest man ever known was Robert Wadlow, an American, who reached the height of 8 feet 11 inches. He died at age 26 years from an infection caused by the immense weight of his body (491 pounds) and the stress on his leg bones and muscles.

For a complete list of videos, visit our video library