A neutral hollow spherical conducting shell of inner radius 1.00 cm and outer radius 3.00 cm has a +2.00-µC point charge placed at its center. Find the surface charge density (a) on the inner surface of the shell
(b) on the outer surface of the shell.
(a) -1590 µC/m2 (b) +177 µC/m2
You might also like to view...
An object moving along the x axis is acted upon by a force Fx that varies with position as shown. How much work is done by this force as the object moves from x = 2 m to x = 8 m?
?
?
a.
?10 J
b.
+10 J
c.
+30 J
d.
?30 J
e.
+40 J
Where are the greatest sources of error in this experiment?
A 10.0-m-long copper wire with cross-sectional area 1.25 × 10^–4 m2 is bent into a square loop, and then connected to a 0.25-V battery. The loop is then placed in a uniform magnetic field of magnitude 0.19 T. What is the maximum torque that can act on this loop? The resistivity of copper is 1.70 × 10^–8 ?·m
a. 2.2E+2 N·m b. 1.8E+2 N·m c. 9.7E+2 N·m d. 5.6E+2 N·m
Which type of electromagnetic radiation is able to carry the most information?
A) gamma rays B) microwaves C) all types have equal ability D) radio waves