Author Question: Suppose two equipotential surfaces are the planes x = 3 m and x = 5 m. If the potential at the x = 3 ... (Read 82 times)

michelleunicorn

  • Hero Member
  • *****
  • Posts: 565
Suppose two equipotential surfaces are the planes x = 3 m and x = 5 m. If the potential at the x = 3 m surface is 10 V and the potential at the x = 5 m surface is 50 V, what is the magnitude of the electric field between the two surfaces?
 a. 40 N/C
  c. 15 N/C
  b. 20 N/C
  d. 10 N/C

Question 2

A bank vault is opened by applying a force of 300 N perpendicular to the plane of the door, 1.2 m from the hinges. Find the torque due to this force about an axis through the hinges.
 a. 180 Nm
  c. 300 Nm
  b. 240 Nm
  d. 360 Nm



Swizqar

  • Sr. Member
  • ****
  • Posts: 357
Answer to Question 1

B

Answer to Question 2

D



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

Amphetamine poisoning can cause intravascular coagulation, circulatory collapse, rhabdomyolysis, ischemic colitis, acute psychosis, hyperthermia, respiratory distress syndrome, and pericarditis.

Did you know?

Everyone has one nostril that is larger than the other.

Did you know?

By definition, when a medication is administered intravenously, its bioavailability is 100%.

Did you know?

Recent studies have shown that the number of medication errors increases in relation to the number of orders that are verified per pharmacist, per work shift.

Did you know?

The Food and Drug Administration has approved Risperdal, an adult antipsychotic drug, for the symptomatic treatment of irritability in children and adolescents with autism. The approval is the first for the use of a drug to treat behaviors associated with autism in children. These behaviors are included under the general heading of irritability and include aggression, deliberate self-injury, and temper tantrums.

For a complete list of videos, visit our video library