Author Question: Name the chemical group most abundant in the rocks of Earth's ... (Read 53 times)

laurencescou

  • Hero Member
  • *****
  • Posts: 593
Name the chemical group most abundant in the rocks of Earth's crust.

Question 2

An inductor and a resistor are connected in series across an AC generator as in Figure OQ33.1. Immediately after the switch is closed, which of the following statements is true?
 
  1.The current in the circuit is V/R.
  2.The voltage across the inductor is zero.
  3.The current in the circuit is zero.
  4.The voltage across the resistor is V.
  5.The voltage across the inductor is half its maximum value.



fwbard

  • Sr. Member
  • ****
  • Posts: 325
Answer to Question 1

The feldspars form the most abundant group of rock forming minerals.

Answer to Question 2

3



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

The most common childhood diseases include croup, chickenpox, ear infections, flu, pneumonia, ringworm, respiratory syncytial virus, scabies, head lice, and asthma.

Did you know?

Long-term mental and physical effects from substance abuse include: paranoia, psychosis, immune deficiencies, and organ damage.

Did you know?

Each year in the United States, there are approximately six million pregnancies. This means that at any one time, about 4% of women in the United States are pregnant.

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.

Did you know?

Since 1988, the CDC has reported a 99% reduction in bacterial meningitis caused by Haemophilus influenzae, due to the introduction of the vaccine against it.

For a complete list of videos, visit our video library