A Disk of Radius 10 Cm Carries a Uniform Surface

question 59

Multiple Choice

A disk of radius 10 cm carries a uniform surface charge density of 6.0 µC/m².The electric field on the axis of the disk at a distance of 0.10 cm is approximately

• A)0.34 MN/C
• B)68 kN/C
• C)99 kN/C
• D)0.54 MN/C
• E)18 kN/C

Understand the concept of reliability in research measurement and its types.

Recognize the difference between reliability and accuracy.

Understand the concept of validity, including face validity, expert validity, and construct validity.

Distinguish between the various scales of measurement (NOIR) and their significance.

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Definitions:

Partial Equilibrium Analysis

An economic analysis that considers the equilibrium in a single market or industry without taking into account the effects from other markets or industries.

General Equilibrium

An economic state where supply and demand are balanced across all markets in the economy simultaneously.

Continuous Demand

Demand for a good or service that can be quantified at every level of production or price, without any gaps.

First Theorem of Welfare Economics

A principle stating that under certain conditions, a market in equilibrium will allocate resources efficiently in a way that maximizes total social welfare.