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

Author Question: A car wash nozzle directs a steady stream of water at 1.5 kg/s, with a speed of 20 m/s, against a ... (Read 39 times)

Shelles

  • Hero Member
  • *****
  • Posts: 582
on: Jul 28, 2018
A car wash nozzle directs a steady stream of water at 1.5 kg/s, with a speed of 20 m/s, against a car window. What force does the water exert on the glass? Assume the water does not splash back.
 a. 30 N
  c. 300 N
  b. 45 N
  d. 440 N

Question 2

Electrons in a particle beam each have a kinetic energy of 3.2  10-17 J. What is the magnitude of the electric field that will stop these electrons in a distance of 0.05 m? (e = 1.6  10-19 C)
 a. 2000 N/C
  c. 200 N/C
  b. 4000 N/C
  d. 1000 N/C


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

ryansturges

  • Sr. Member
  • ****
  • Posts: 338
Reply #1 on: Jul 28, 2018
Answer to Question 1

A

Answer to Question 2

B


Shelles

  • Hero Member
  • *****
  • Posts: 582
Reply #2 on: Jul 28, 2018
Thank you!


ryansturges

  • Sr. Member
  • ****
  • Posts: 338
Reply #3 on: Jul 28, 2018
Always glad to help...


« previous next »
 

Did you know?

Approximately one in three babies in the United States is now delivered by cesarean section. The number of cesarean sections in the United States has risen 46% since 1996.

Did you know?

ACTH levels are normally highest in the early morning (between 6 and 8 A.M.) and lowest in the evening (between 6 and 11 P.M.). Therefore, a doctor who suspects abnormal levels looks for low ACTH in the morning and high ACTH in the evening.

Did you know?

There are actually 60 minerals, 16 vitamins, 12 essential amino acids, and three essential fatty acids that your body needs every day.

Did you know?

Signs and symptoms that may signify an eye tumor include general blurred vision, bulging eye(s), double vision, a sensation of a foreign body in the eye(s), iris defects, limited ability to move the eyelid(s), limited ability to move the eye(s), pain or discomfort in or around the eyes or eyelids, red or pink eyes, white or cloud spots on the eye(s), colored spots on the eyelid(s), swelling around the eyes, swollen eyelid(s), and general vision loss.

Did you know?

Never take aspirin without food because it is likely to irritate your stomach. Never give aspirin to children under age 12. Overdoses of aspirin have the potential to cause deafness.

Water movement between capillaries and interstitial fluid. Water movement between capillaries and interstitial fluid.
In countries where water can be contaminated, breastfeeding is an important option for the health of ... In countries where water can be contaminated, breastfeeding is an important option for the health of ...
The movement of water vapor molecules exerts vapor pressure on surfaces. The movement of water vapor molecules exerts vapor pressure on surfaces.
Dramatic growth of algae in water treated with phosphate Dramatic growth of algae in water treated with phosphate
Glacial deposits overlain by marine carbonates formed in very warm water Glacial deposits overlain by marine carbonates formed in very warm water
Guide RNA (gRNA) directs RNA editing Guide RNA (gRNA) directs RNA editing
Video: Osteoporosis

For a complete list of videos, visit our video library