What Is the Magnitude of a the Vertical Electric Field $2.1 \mathrm {~g}$

question 59

Multiple Choice

What is the magnitude of a the vertical electric field that will balance the weight of a plastic sphere of mass $2.1 \mathrm {~g}$ that has been charged to $- 3.0 \mathrm { nC }$ ? $\left( k = 1 / 4 \pi \varepsilon _ { 0 } = 9.0 \times 10 ^ { 9 } \mathrm {~N} \cdot \mathrm { m } ^ { 2 } / \mathrm { C } ^ { 2 } \right)$

• A) \(1.5 \times 10 ^ { 6 } \mathrm {~N} / \mathrm { C }\)
• B) \(6.9 \times 10 ^ { 6 } \mathrm {~N} / \mathrm { C }\)
• C) \(7.8 \times 10 ^ { 5 } \mathrm {~N} / \mathrm { C }\)
• D) \(2.1 \times 10 ^ { 6 } \mathrm {~N} / \mathrm { C }\)

Understand the significance of diagnostic tools like the DSM in classifying mental disorders.

Understand the structure and purpose of the DSM-IV-TR.

Identify the main features and functionality of the DSM-IV-TR.

Recognize the limitations and criticisms of the DSM-IV-TR.

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Definitions:

Indicated Pairs

Pairs of elements or items that are specified or identified in a particular context or problem.

Parallel

Lines or planes that are the same distance apart over their entire length, never meeting.

Points

Specific locations in space defined by coordinates in a given dimension (2D, 3D, etc.).

Indicated Pairs

Pairs of elements or numbers specified or denoted in a particular context or problem, often used in relation to graphs or sets.