« previous next »

Author Question: Two parallel-plate capacitors have the same plate area, and the gap between the plates is filled ... (Read 95 times)

viki

  • Hero Member
  • *****
  • Posts: 525
on: Jul 28, 2018
Two parallel-plate capacitors have the same plate area, and the gap between the plates is filled with a dielectric with a dielectric constant equal to 6 . The gap in capacitor A is three times that in capacitor B. What is the ratio of the capacitance of A to B?
 a. 1/3
  c. 3
  b. The ratio is not given.
  d. 18

Question 2

Starting from rest, a wheel undergoes constant angular acceleration for a period of time T. At which of the following times does the average angular acceleration equal the instantaneous angular acceleration?
 a. 0.50 T
  c. 0.71 T
  b. 0.67 T
  d. all of the above


owenfalvey

  • Sr. Member
  • ****
  • Posts: 337
Reply #1 on: Jul 28, 2018
Answer to Question 1

A

Answer to Question 2

D


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

There are more nerve cells in one human brain than there are stars in the Milky Way.

Did you know?

The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.

Did you know?

In 1835 it was discovered that a disease of silkworms known as muscardine could be transferred from one silkworm to another, and was caused by a fungus.

Did you know?

For pediatric patients, intravenous fluids are the most commonly cited products involved in medication errors that are reported to the USP.

Did you know?

The use of salicylates dates back 2,500 years to Hippocrates's recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

When introduced into a new area, rabbits can overpopulate rapidly, becoming a nuisance, as on this u When introduced into a new area, rabbits can overpopulate rapidly, becoming a nuisance, as on this u
Convection and the Mechanism of Plate Tectonics Convection and the Mechanism of Plate Tectonics
The small arrows indicate the air bypassing the throttle plate in the closed throttle position. ... The small arrows indicate the air bypassing the throttle plate in the closed throttle position. ...
The location of the fusiform face area and the MT area: Damage to the fusiform face area is ... The location of the fusiform face area and the MT area: Damage to the fusiform face area is ...
Two areas of reduced cortical volume and one area of increased cortical volume observed in people ... Two areas of reduced cortical volume and one area of increased cortical volume observed in people ...
The Salter-Harris System of Classifying Growth-Plate Injuries. The Likelihood of a Permanent Growth- The Salter-Harris System of Classifying Growth-Plate Injuries. The Likelihood of a Permanent Growth-
Video: Structures that affect circulation - heart and MABP

For a complete list of videos, visit our video library