Which of These Is Used in the Imaging of Metallic

question 9

Multiple Choice

Which of these is used in the imaging of metallic surfaces?
I. Laser beam
II.Atomically fine metal tip
III. Electrical current

• A) I only
• B) I and II
• C) I and III
• D) II and III
• E) III only

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Definitions:

Trade Barriers

Measures implemented by governments to control or limit the volume of goods and services imported or exported, affecting international trade.

Trade Surplus

A situation where the value of a country’s exports exceeds the value of its imports.

Balance of Trade

The difference in value between a country's imports and exports over a given period, indicating the net earnings on foreign trade.

Foreign Trade Sector

The segment of an economy's market dealing with the exchange of goods and services across international borders.