« previous next »

Author Question: At t = 0 the switch S is closed with the capacitor uncharged. If C = 30 F, = 50 V, and R = 10 k, ... (Read 162 times)

809779

  • Hero Member
  • *****
  • Posts: 579
on: Jul 28, 2018

At t = 0 the switch S is closed with the capacitor uncharged. If C = 30 F, = 50 V, and R = 10 k, what is the potential difference across the capacitor when I = 2.0 mA?
 
   


   
  a.
  20 V
   
  b.
  15 V
   
  c.
  25 V
   
  d.
  30 V
   
  e.
  45 V

Question 2

At t = 0 the switch S is closed with the capacitor uncharged. If C = 40 F, = 50 V, and R = 5.0 k, how much energy is stored by the capacitor when I = 2.0 mA?
 
   


   
  a.
  20 mJ
   
  b.
  28 mJ
   
  c.
  32 mJ
   
  d.
  36 mJ
   
  e.
  40 mJ


bubulittle310@msn.cn

  • Sr. Member
  • ****
  • Posts: 281
Reply #1 on: Jul 28, 2018
Answer to Question 1

d

Answer to Question 2

c


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

809779

  • Hero Member
  • *****
  • Posts: 579
Reply #2 on: Jul 28, 2018
Thank you!


bubulittle310@msn.cn

  • Sr. Member
  • ****
  • Posts: 281
Reply #3 on: Jul 28, 2018
Always glad to help...


« previous next »
 

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?

Pink eye is a term that refers to conjunctivitis, which is inflammation of the thin, clear membrane (conjunctiva) over the white part of the eye (sclera). It may be triggered by a virus, bacteria, or foreign body in the eye. Antibiotic eye drops alleviate bacterial conjunctivitis, and antihistamine allergy pills or eye drops help control allergic conjunctivitis symptoms.

Did you know?

About one in five American adults and teenagers have had a genital herpes infection—and most of them don't know it. People with genital herpes have at least twice the risk of becoming infected with HIV if exposed to it than those people who do not have genital herpes.

Did you know?

Opium has influenced much of the world's most popular literature. The following authors were all opium users, of varying degrees: Lewis Carroll, Charles, Dickens, Arthur Conan Doyle, and Oscar Wilde.

Did you know?

People often find it difficult to accept the idea that bacteria can be beneficial and improve health. Lactic acid bacteria are good, and when eaten, these bacteria improve health and increase longevity. These bacteria included in foods such as yogurt.

How phytochrome acts as a molecular light switch. How phytochrome acts as a molecular light switch.
(A) Closed (or simple) fracture and (B) open (or compound) fracture. (A) Closed (or simple) fracture and (B) open (or compound) fracture.
Engine oil pressure is used to switch cam lobes on a VTEC system. Engine oil pressure is used to switch cam lobes on a VTEC system.
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. ...
Turn the outlet valve of the canister to the OFF or CLOSED position. Turn the outlet valve of the canister to the OFF or CLOSED position.
When the engine achieves closed-loop, the air is directed to the catalytic converter. When the engine achieves closed-loop, the air is directed to the catalytic converter.
Video: Stroke volume - afterload definition & hypertension

For a complete list of videos, visit our video library