A small, 0.5 g plastic ball carrying a charge 6.3µc is suspended by a 30 cm long string in a uniform electric field If the ball is in equilibrium when the 0=15°, the magnitude of E= 15.0°- Select one: O a. 0.2 N/c O b. 2.96 N/c O c. 1.07 X 10^(-4) N/c d. 212 N/c e. 2962 N/c

A small, 0.5 g plastic ball carrying a charge 6.3µc is suspended by a 30 cm long string in a uniform electric field If the ball is in equilibrium when the 0=15°, the magnitude of E= 15.0°- Select one: O a. 0.2 N/c O b. 2.96 N/c O c. 1.07 X 10^(-4) N/c d. 212 N/c e. 2962 N/c

Principles of Physics: A Calculus-Based Text

5th Edition

ISBN:9781133104261

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter19: Electric Forces And Electric Fields

Section: Chapter Questions

Problem 67P: A small, 2.00-g plastic ball is suspended by a 20.0-cm-long string in a uniform electric field as...

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Concept explainers

Electric Charges and Fields

One of the fundamental properties is the electromagnetic property. Charge cannot be destroyed by any process and this contributes formally to the law of charge conservation.

Question

A small, 0.5 g plastic ball carrying a charge 6.3pc is suspended by a 30 cm long string in a uniform electric field If the ball
is in equilibrium when the 0=15° , the magnitude of E=
15.0°
Select one:
O a. 0.2 N/c
O b. 2.96 N/c
O c. 1.07 X 10^(-4) N/c
d. 212 N/c
e. 2962 N/c

The circuit in the figure has 5 resistors and 2 ideal batteries. What is the magnitude of the current in the 4-ohm resistor?
10
12 V
6 V
Select one:
O a. 1.5 A
Ob. 1.8 A
O c. 1.2 A
O d. 4.5 A
O e. 2.6 A

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