Author Question: Doubling the number of loops of wire in a coil produces what kind of change on the induced emf, ... (Read 15 times)

segrsyd

  • Hero Member
  • *****
  • Posts: 530
Doubling the number of loops of wire in a coil produces what kind of change on the induced emf, assuming all other factors remain constant?
 
  A) The induced emf is 4 times as much.
  B) There is no change in the induced emf.
  C) The induced emf is twice as much.
  D) The induced emf is times as much.
  E) The induced emf is 3 times as much.

Question 2

The volume coefficient of thermal expansion for gasoline is 9.50  10-4 per degree C. By how much does the volume of 1 L of gasoline change when the temperature rises from 20.C to 40.C?
 
  A) 37. cm3
  B) 6.0 cm3
  C) 19. cm3
  D) 24. cm3
  E) 12. cm3



AaaA

  • Sr. Member
  • ****
  • Posts: 339
Answer to Question 1

C

Answer to Question 2

C



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

ACTH levels are normally highest in the early morning (between 6 and 8 A.M.) and lowest in the evening (between 6 and 11 P.M.). Therefore, a doctor who suspects abnormal levels looks for low ACTH in the morning and high ACTH in the evening.

Did you know?

Nearly all drugs pass into human breast milk. How often a drug is taken influences the amount of drug that will pass into the milk. Medications taken 30 to 60 minutes before breastfeeding are likely to be at peak blood levels when the baby is nursing.

Did you know?

For high blood pressure (hypertension), a new class of drug, called a vasopeptidase blocker (inhibitor), has been developed. It decreases blood pressure by simultaneously dilating the peripheral arteries and increasing the body's loss of salt.

Did you know?

Illness; diuretics; laxative abuse; hot weather; exercise; sweating; caffeine; alcoholic beverages; starvation diets; inadequate carbohydrate consumption; and diets high in protein, salt, or fiber can cause people to become dehydrated.

Did you know?

The Centers for Disease Control and Prevention (CDC) was originally known as the Communicable Disease Center, which was formed to fight malaria. It was originally headquartered in Atlanta, Georgia, since the Southern states faced the worst threat from malaria.

For a complete list of videos, visit our video library