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

Author Question: Two transparency sheets are rubbed with tissue paper and then the two transparency sheets are held ... (Read 287 times)

clmills979

  • Hero Member
  • *****
  • Posts: 551
Two transparency sheets are rubbed with tissue paper and then the two transparency sheets are held up near each other. This experiment demonstrates that
 
  A) similarly-charged objects attract each other.
  B) similarly-charged objects exert magnetic forces on each other.
  C) differently-charged objects attract each other.
  D) differently-charged objects repel each other.
  E) similarly-charged objects repel each other.

Question 2

Calculate the light intensity 1.51 m from a light bulb that emits 100 W of visible light, assuming that the light radiates uniformly in all directions.
 
  A) 3.49 W/m2
  B) 4.01 W/m2
  C) 43.9 W/m2
  D) 50.5 W/m2



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Hdosisshsbshs

  • Sr. Member
  • ****
  • Posts: 315
Answer to Question 1

E

Answer to Question 2

A



clmills979

  • Hero Member
  • *****
  • Posts: 551
Both answers were spot on, thank you once again




 

Did you know?

People often find it difficult to accept the idea that bacteria can be beneficial and improve health. Lactic acid bacteria are good, and when eaten, these bacteria improve health and increase longevity. These bacteria included in foods such as yogurt.

Did you know?

The familiar sounds of your heart are made by the heart's valves as they open and close.

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 senior population grows every year. Seniors older than 65 years of age now comprise more than 13% of the total population. However, women outlive men. In the 85-and-over age group, there are only 45 men to every 100 women.

Did you know?

Common abbreviations that cause medication errors include U (unit), mg (milligram), QD (every day), SC (subcutaneous), TIW (three times per week), D/C (discharge or discontinue), HS (at bedtime or "hours of sleep"), cc (cubic centimeters), and AU (each ear).

For a complete list of videos, visit our video library