This topic contains a solution. Click here to go to the answer

Author Question: The lamps in a string of decorative lights are connected in parallel across a constant-voltage power ... (Read 770 times)

codyclark

  • Hero Member
  • *****
  • Posts: 538
The lamps in a string of decorative lights are connected in parallel across a constant-voltage power source. What happens if one lamp burns out? (Assume negligible resistance in the wires leading to the lamps.)
 
  A) The brightness of the lamps will not change appreciably.
  B) The other lamps get brighter equally.
  C) The other lamps get brighter, but some get brighter than others.
  D) The other lamps get dimmer equally.
  E) The other lamps get dimmer, but some get dimmer than others.

Question 2

The melting point of aluminum is 660C, its latent heat of fusion is 4.00  105 J/kg, and its specific heat is 900 J/kg  K.
 
  If 300 kJ of thermal energy are added to 442 g of aluminum at 100C, what is the final state of the system? That is, how much is liquid, how much is solid, and what is its temperature?


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Christopher

  • Sr. Member
  • ****
  • Posts: 316
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
Answer Preview
Only 29% of students answer this correctly




codyclark

  • Member
  • Posts: 538
Reply 2 on: Jul 29, 2018
Gracias!


mcarey591

  • Member
  • Posts: 365
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

 

Did you know?

Certain chemicals, after ingestion, can be converted by the body into cyanide. Most of these chemicals have been removed from the market, but some old nail polish remover, solvents, and plastics manufacturing solutions can contain these substances.

Did you know?

You should not take more than 1,000 mg of vitamin E per day. Doses above this amount increase the risk of bleeding problems that can lead to a stroke.

Did you know?

Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.

Did you know?

The liver is the only organ that has the ability to regenerate itself after certain types of damage. As much as 25% of the liver can be removed, and it will still regenerate back to its original shape and size. However, the liver cannot regenerate after severe damage caused by alcohol.

Did you know?

On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.

For a complete list of videos, visit our video library