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

Author Question: An aluminum electric tea kettle with a mass of 500 g is heated with a 500-W heating coil. How long ... (Read 74 times)

ec501234

  • Hero Member
  • *****
  • Posts: 573
An aluminum electric tea kettle with a mass of 500 g is heated with a 500-W heating coil. How long will it take to heat up 1.0 kg of water from 18C to 98C in the tea kettle?
 
  The specific heat of aluminum is 900 J/kg  K and that of water is 4186 J/kg  K.
  A) 5.0 minutes
  B) 7.0 minutes
  C) 12 minutes
  D) 15 minutes
  E) 18 minutes

Question 2

A 120-V rms signal at 60.0 Hz is applied across a series combination of a 30.0-mH inductor and a resistor. If the rms value of the current in this circuit is 0.600 A, what is the resistance of the resistor?
 
  A) 200  B) 143  C) 80.0  D) 30.0  E) 268


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

k2629

  • Sr. Member
  • ****
  • Posts: 357
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 25% of students answer this correctly




ec501234

  • Member
  • Posts: 573
Reply 2 on: Jul 29, 2018
YES! Correct, THANKS for helping me on my review


triiciiaa

  • Member
  • Posts: 349
Reply 3 on: Yesterday
Great answer, keep it coming :)

 

Did you know?

Malaria was not eliminated in the United States until 1951. The term eliminated means that no new cases arise in a country for 3 years.

Did you know?

The oldest recorded age was 122. Madame Jeanne Calment was born in France in 1875 and died in 1997. She was a vegetarian and loved olive oil, port wine, and chocolate.

Did you know?

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

Did you know?

Women are 50% to 75% more likely than men to experience an adverse drug reaction.

Did you know?

More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.

For a complete list of videos, visit our video library