Q.1
Which particle has a negative charge?
  • Protons
  • Neutrons
  • Electrons
  • All of above
Q.2
What charge does a proton have?
  • negative (-)
  • positive (+)
  • neutral or no charge (0)
  • All of above
Q.3
Two similar metal spheres, A and B, have charges of +2.0 x 10⁻⁶ coulomb and +1.0 x 10⁻⁶ coulomb, respectively. The magnitude of the electrostatic force on A due to B is 4.newtons. What is the magnitude of the electrostatic force on B due to A?
  • 2.0N
  • 4.0N
  • 8.0N
  • 1.0N
0 h : 0 m : 1 s