Homework Answers
formula for potential due to point charge is
V = kq/r
q= Vr/k
= 3.7* 10^4 V(2.0)/9* 10^9
=8.2* 10^-6 C
= 8.2 uC
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Problem 20.26 m Review Part A What is the value of q? Express your answer using...
the electric potential 1.2m from a point charge a is 2.1x10^4 Problem 20.26 Review Part A...
the electric potential 1.2m from a point charge a is
2.1x10^4
Problem 20.26 Review Part A The electric potential 1.2 m from a point charge g is 2.1x104 V What is the value of g? Express your answer using two significant figures 1.118 Submit Previous Answers Request Answer x Incorrect; Try Again; 4 attempts remaining Provide Feedback
Problem 20.33 Review Part A In (Figure 1), the charge q 2.39 x 10-9 C Find...
Problem 20.33 Review Part A In (Figure 1), the charge q 2.39 x 10-9 C Find the electric potential at z 0.650 m Express your answer to three significant figures and include appropriate units. alue Units Submit Request Answer Part B Find the value of between 0 and 1.00 m where the electric potential is zero. Express your answer to three significant figures and include appropriate units. alue Units Figure 1 of 1 Submit 2q +5q 1.00 m 0 1.00...
Winter 2019 PHYS 232-02 Problem 22.14 v Part A M Review What is the magnitude of...
Winter 2019 PHYS 232-02 Problem 22.14 v Part A M Review What is the magnitude of the electric force on each sphere? Express your answer to two significant figures and include the appropriate units Two small plastic spheres each have a mass of 1.3 g and a charge of 60.0 nC. They are placed 2.4 cm apart (center to center) 0図 F- 1 Value Units Submit Request Answer Part B By what factor is the electric force on a sphere...
KHW 03 Electric Potential Problem 11 Part A Determine V-V Express your answer using two significant...
KHW 03 Electric Potential Problem 11 Part A Determine V-V Express your answer using two significant figures Consider point a which is 62 cm north of a -3.8 C point charge, and point b which is 88 cm west of the charge in (Figure 1). Figure 1 of 1 Units Submit Part EB 62 cm Determine the magnitude of E, -E Express your answer using two significant figures. E, E. Value Units KHW 03 Electric Potential Problem 11 |i,- |...
Review Part A The electric potential 2.3 m from a point charge q is 4.6x104 V...
Review Part A The electric potential 2.3 m from a point charge q is 4.6x104 V What is the value of q? Express your answer using two significant figures AC SubmitPr vious Answers Request Answer X Incorrect; Try Again; 2 attempts remaining
Part A Review What is the net electric field at z4.0 cm? Express your answer using...
Part A Review What is the net electric field at z4.0 cm? Express your answer using two significant figures. Two point charges lie on the z axis. A charge of 6.5 μC is at the origin, and a charge of-9.1 μC is at 10.0 cm. You may want to review (Pages 671 -675) 0回 Submit Request Answer Part B What is the net electric field at z +4.0 cm? Express your answer using two significant figures. E-
Express your answer using two significant figures. Review A point charge of-8.9 μC is at the...
Express your answer using two significant figures. Review A point charge of-8.9 μC is at the origin. Correct Part C What is the electric potential at (3.0m 3.0m)? Express your answer using two significant figures. ˇ- 11.8.104 Submit Previous Answers Request Answer Incorrect; Try Again; 2 attempts remaining
Part B? Problem 20.36 9 of 17 Review Part A A charge of -2.290 C is...
Part B?
Problem 20.36 9 of 17 Review Part A A charge of -2.290 C is located at (2.800 m 4.489 m), and a charge of 1.780 C is located at Find the electric potential at the origin. (-2.626 m, 0). Express your answer using three significant figures. V 2.20x103 V Submit Previous Answers VCorrect Part B There is one point on the line connecting these two charges where the potential zero. Find this point. Express your answers using three...
Problem 19.26 7 of 20 > Review Part A A point charge q-0.54 nC is fixed...
Problem 19.26 7 of 20 > Review Part A A point charge q-0.54 nC is fixed at the origin. Where must an electron be placed in order for the electric force acting on it to be exactly opposite to its weight? (Let the y axis be vertical and the axis be horizontal.) Enter your answers numerically separated by a comma. Express your answer using two significant figures. z, y-10.2.9. 10-25 Submit Previous Answers Request Answer x Incorrect; Try Again; 4...
HW 2: Electric Potential Problem 21. 1of 10> Review 1 Constants Part A Moving a charge...
HW 2: Electric Potential Problem 21. 1of 10> Review 1 Constants Part A Moving a charge from point A, where the potential is 370 V, to point B, where the potential is 100 V, takes 4.0x104 J of work. What is the value of the chargo? Express your answer to two significant figures and include the appropriate units. Value Units Submit Request Answer
the electric potential 1.2m from a point charge a is
2.1x10^4
Problem 20.26 Review Part A The electric potential 1.2 m from a point charge g is 2.1x104 V What is the value of g? Express your answer using two significant figures 1.118 Submit Previous Answers Request Answer x Incorrect; Try Again; 4 attempts remaining Provide Feedback
Problem 20.33 Review Part A In (Figure 1), the charge q 2.39 x 10-9 C Find the electric potential at z 0.650 m Express your answer to three significant figures and include appropriate units. alue Units Submit Request Answer Part B Find the value of between 0 and 1.00 m where the electric potential is zero. Express your answer to three significant figures and include appropriate units. alue Units Figure 1 of 1 Submit 2q +5q 1.00 m 0 1.00...
Winter 2019 PHYS 232-02 Problem 22.14 v Part A M Review What is the magnitude of the electric force on each sphere? Express your answer to two significant figures and include the appropriate units Two small plastic spheres each have a mass of 1.3 g and a charge of 60.0 nC. They are placed 2.4 cm apart (center to center) 0図 F- 1 Value Units Submit Request Answer Part B By what factor is the electric force on a sphere...
KHW 03 Electric Potential Problem 11 Part A Determine V-V Express your answer using two significant figures Consider point a which is 62 cm north of a -3.8 C point charge, and point b which is 88 cm west of the charge in (Figure 1). Figure 1 of 1 Units Submit Part EB 62 cm Determine the magnitude of E, -E Express your answer using two significant figures. E, E. Value Units KHW 03 Electric Potential Problem 11 |i,- |...
Review Part A The electric potential 2.3 m from a point charge q is 4.6x104 V What is the value of q? Express your answer using two significant figures AC SubmitPr vious Answers Request Answer X Incorrect; Try Again; 2 attempts remaining
Part A Review What is the net electric field at z4.0 cm? Express your answer using two significant figures. Two point charges lie on the z axis. A charge of 6.5 μC is at the origin, and a charge of-9.1 μC is at 10.0 cm. You may want to review (Pages 671 -675) 0回 Submit Request Answer Part B What is the net electric field at z +4.0 cm? Express your answer using two significant figures. E-
Express your answer using two significant figures. Review A point charge of-8.9 μC is at the origin. Correct Part C What is the electric potential at (3.0m 3.0m)? Express your answer using two significant figures. ˇ- 11.8.104 Submit Previous Answers Request Answer Incorrect; Try Again; 2 attempts remaining
Part B?
Problem 20.36 9 of 17 Review Part A A charge of -2.290 C is located at (2.800 m 4.489 m), and a charge of 1.780 C is located at Find the electric potential at the origin. (-2.626 m, 0). Express your answer using three significant figures. V 2.20x103 V Submit Previous Answers VCorrect Part B There is one point on the line connecting these two charges where the potential zero. Find this point. Express your answers using three...
Problem 19.26 7 of 20 > Review Part A A point charge q-0.54 nC is fixed at the origin. Where must an electron be placed in order for the electric force acting on it to be exactly opposite to its weight? (Let the y axis be vertical and the axis be horizontal.) Enter your answers numerically separated by a comma. Express your answer using two significant figures. z, y-10.2.9. 10-25 Submit Previous Answers Request Answer x Incorrect; Try Again; 4...
HW 2: Electric Potential Problem 21. 1of 10> Review 1 Constants Part A Moving a charge from point A, where the potential is 370 V, to point B, where the potential is 100 V, takes 4.0x104 J of work. What is the value of the chargo? Express your answer to two significant figures and include the appropriate units. Value Units Submit Request Answer
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