Assessment Directions: Write the letter of the correct answer on your answer sheet. 1. What is the correct unit for charge? A. Coulomb B. kilogram C. meter D. Newton 2. Which factor is squared in Coulomb's law equation? B. distance A. charges C. force D. the constant 3. What is the magnitude of the force between charges of 5.0 x 10* C and 1.0 x 10' C if they are 5.0 cm apart? A. 1.8 x 10N C. 2.0 x 10-°N D. 2.1 x 10 °N B. 1.9 x 10-2N 4. What is the force's magnitude in a 1.5 x 10° C charge that exerts on a 3.2 x 10* C charge located 1.5 m away? А. 1.8 N В. 1.9 N C. 2.0 N D. 2.1N 5. Which is the value of the constant in Coulomb's equation? C. k = 8.99 x10° D. k = 9.8 A. k= 6.67x10-11 B. k= 8.99 x10-9

Assessment Directions: Write the letter of the correct answer on your answer sheet. 1. What is the correct unit for charge? A. Coulomb B. kilogram C. meter D. Newton 2. Which factor is squared in Coulomb's law equation? B. distance A. charges C. force D. the constant 3. What is the magnitude of the force between charges of 5.0 x 10* C and 1.0 x 10' C if they are 5.0 cm apart? A. 1.8 x 10N C. 2.0 x 10-°N D. 2.1 x 10 °N B. 1.9 x 10-2N 4. What is the force's magnitude in a 1.5 x 10° C charge that exerts on a 3.2 x 10* C charge located 1.5 m away? А. 1.8 N В. 1.9 N C. 2.0 N D. 2.1N 5. Which is the value of the constant in Coulomb's equation? C. k = 8.99 x10° D. k = 9.8 A. k= 6.67x10-11 B. k= 8.99 x10-9

Glencoe Physics: Principles and Problems, Student Edition

1st Edition

ISBN:9780078807213

Author:Paul W. Zitzewitz

Publisher:Paul W. Zitzewitz

Chapter21: Electric Fields

Section: Chapter Questions

Problem 67A

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