Welcome :: Homework Help and Answers :: Mathskey.com
Welcome to Mathskey.com Question & Answers Community. Ask any math/science homework question and receive answers from other members of the community.

13,435 questions

17,804 answers

1,438 comments

130,374 users

Physics Homework Help?

0 votes
Part A How much energy is required to bring a 1.8-L pot of water at 25 ∘C to 100∘C? The specific heat of water is 4186 J/kg⋅C∘

Part B For how long could this amount of energy run a 60-W lightbulb?
asked Nov 29, 2015 in PHYSICS by anonymous

2 Answers

0 votes

Part A:

The pot contains image of water.

The specific heat of water is .

The temperature rises from image to image.

The heat absorbed is .

image

image.

The energy required to bring water is image.

answered Nov 30, 2015 by Sammi Mentor
0 votes

Part B:

From part A: The energy required to bring water is image.

The amount of power is image.

Find the time required to run a image lightbulb.

image.

image

image

image.

The time required to run a image bulb is image.

answered Nov 30, 2015 by Sammi Mentor

Related questions

...