Two capacitors with capacitances of 1.0 mF and 0.50 mF, ...

[MirandaLo]

Two capacitors with capacitances of 1.0 mF and 0.50 mF, respectively, are connected in series. The system is connected to a 50-V battery. What electrical potential energy is stored in the 1.0-mF capacitor?
 a. 5.6  10-4 J
  c. 0.065  10-3 J
  b. 4.3  10-3 J
  d. 1.4  10-4 J

Question 2

A baseball pitcher loosens up his pitching arm. He tosses a 0.20-kg ball using only the rotation of his forearm, 0.32 m in length, to accelerate the ball. What is the moment of inertia of the ball alone as it moves in a circular arc with a radius of 0.32 m?
 a. 1.5  10-2 kgm2
  c. 4.0  10-2 kgm2
  b. 2.0  10-2 kgm2
  d. 7.6  10-2 kgm2

[wtf444]

Answer to Question 1

D

Answer to Question 2

B

[MirandaLo]

Both answers were spot on, thank you once again

[wtf444]

Great! Please up vote