An Object Is Placed on an Optical Bench

question 101

Multiple Choice

An object is placed on an optical bench. A lens with a focal length of 15 cm is placed 30 cm from the object. A diverging lens with a focal length of -10 cm is placed 7.0 cm beyond that. Where is the final image formed, relative to the second lens?

• A)45 cm beyond the diverging lens
• B)20 cm behind the diverging lens
• C)18 cm behind the diverging lens
• D)17 cm beyond the diverging lens
• E)30 cm beyond the diverging lens

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Definitions:

Histogram

A graphical representation of data using bars of different heights, where each bar groups numbers into ranges, showcasing frequency or distribution over a set interval.

Frequency Of Occurrence

Frequency of occurrence refers to how often a specific event, action, or behavior happens within a defined time period or dataset, often used in risk assessment and statistical analysis.

Vertical Axis

In a chart or graph, the axis that is oriented vertically (up-down) and typically represents the range of values or categories being measured.

Cost Of Conformance

The expenses associated with ensuring a product, service, or process meets the required standards and specifications, including prevention and appraisal costs.