What is the volume, and its approximate uncertainty, of a sphere ...

[CharlieWard]

What is the volume, and its approximate uncertainty, of a sphere of radius 1.96  0.01 m?
 
  A)
 
  31.5  0.1 m3
  B)
 
  31.5  0.2 m3
  C)
 
  31.5  0.3 m3
  D)
 
  31.5  0.4 m3
  E)
 
  31.5  0.5 m3

Question 2

If an electroscope is charged by induction
 
  A)
 
  nothing will happen since electroscopes require being charged by conduction.
  B)
 
  it will acquire a negative charge.
  C)
 
  its leaves will separate because of the interaction of the charges.
  D)
 
  its leaves will remain attached.
  E)
 
  it will acquire a positive charge.

[pallen55]

Answer to Question 1

E

Answer to Question 2

C

[CharlieWard]

TY

[pallen55]

You're welcome