### Physics 10 Chapter 13 - Electrostatics - 12

 1.    What is the SI unit of charge?a) Coulomb b) Faradc) Jouled) Newton
 2. The charge of how many negatively charged particles would be equal to 100 µC. Assume charge on one negative particle is 1.6 × 10-19 C?a) 6.25 x 1012 b) 6.25 x 10-12c) 6.25 x 1014d) 6.25 x 10-14
 3.    What is the SI unit of charge?a) N b) Jc) Fd) C
 4. Two point charges q1= 10 µC and q2= 5 µC are placed at a distance of 150 cm. What will be the Coulomb’s force between them?a) 0.2 N b) 220 Nc) 2.0 Nd) 20 N
 5.    Two small charged spheres are separated by 2 mm. Which of the following would produce the greatest attractive force?a) +2q and +2q b) +1q and +4qc) -1q and -4qd) +2q and -2q
 6.    What is the value of 1C?a) 6.52 x 1019 electrons b) 6.25 x 1091 electronsc) 6.25 x 1019 electronsd) 6.52 x 1091 electrons
 7.    In which of the following prefix, charge is measured?a) Milli coulomb b) Pico coulombc) Nano coulombd) Micro coulomb
 8.    What is the value of one micro coulomb?a) 10-9 C b) 109 Cc) 106 Cd) 10-6 C
 9. What is the region of space called that is surrounding the charge q in which it exerts a force on the charge qo?a) Electric field intensity of the charge q b) Electric field of the charge qoc) Electric field intensity of the charge qod) Electric field of the charge q
 10.    What is the symbol of coulomb?a) C b) Nc) Fd) J
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