This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: The surface tension of water is 0.073 N/m. How high will water rise in a capillary tube of diameter ... (Read 240 times)

imanialler

  • Hero Member
  • *****
  • Posts: 539
on: Jul 27, 2018
The surface tension of water is 0.073 N/m. How high will water rise in a capillary tube of diameter 1.20 mm?
 
  What will be an ideal response?

Question 2

Ice cream, when eaten, gives about 2100. Calories/kg to the body. On the other hand, the body must give back energy to warm it up to body temperature (37C). Assuming ice cream has similar thermal properties to water:
 
  (a) 1/2 kg produces how much energy?
  (b) 1/2 kg absorbs how much energy to reach 37C?
  (c) What is the net gain or loss (eating 1/2 kg ice cream)?


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Li Jun

  • Sr. Member
  • ****
  • Posts: 335
Reply #1 on: Jul 27, 2018
Answer to Question 1

2.5 cm

Answer to Question 2

(a) 1.05 kCal = 4.40 MJ
(b) 0.24 MJ melting and warming
(c) 4.16 MJ net body gain


imanialler

  • Member
  • Posts: 539
Reply 2 on: Jul 27, 2018
Wow, this really help

cdmart10

  • Member
  • Posts: 332
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.

Did you know?

People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.

Did you know?

More than nineteen million Americans carry the factor V gene that causes blood clots, pulmonary embolism, and heart disease.

Did you know?

The people with the highest levels of LDL are Mexican American males and non-Hispanic black females.

Did you know?

The U.S. Pharmacopeia Medication Errors Reporting Program states that approximately 50% of all medication errors involve insulin.

Water striders serve as a model organism for the study of sexual conflict between males and females. Water striders serve as a model organism for the study of sexual conflict between males and females.
Surface magnetic field of SU Aur (a young star of T Tauri type), reconstructed by means of Zeeman-Do Surface magnetic field of SU Aur (a young star of T Tauri type), reconstructed by means of Zeeman-Do
Sunlight shining through clouds, giving rise to crepuscular rays. Sunlight shining through clouds, giving rise to crepuscular rays.
Ripples in Water Ripples in Water
The High Plains Aquifer The High Plains Aquifer
Surface winds travel at an angle across isobars, toward low pressure. Surface winds travel at an angle across isobars, toward low pressure.
Video: HDL (high density lipoprotein)

For a complete list of videos, visit our video library