2 A torch uses four cells connected in series that provide a total potential difference of 6.0V. The power rating of the torch is 24W.
a What is the potential difference across one cell?
Tick one box.
• A 1.5V
B 3.0V -
C 12V
• D 24V

Balloon a has charge q, and identical mass balloon b has charge 10q. you hang them from threads near each other. choose all of the statements with which you agree. check all that apply. a. a and b exert the same magnitude forces on each other. b. the force that a exerts on b is 10 times the force that b exerts on a. c. the angle between the thread supporting a and the vertical is < the angle between the thread supporting b and the vertical. d. the force that a exerts on b is 1/10 the force that b exerts on a.