A Lens Has a Focal Length of 60 Cm in Air.If

question 73

Multiple Choice

A lens has a focal length of 60 cm in air.If this lens were immersed in water, what focal length would result? The index of refraction of the lens is 1.500 and that of water is 1.333.The focal length of a thin lens with index n₁ submerged in a liquid with index n₂ is given by the modified lens maker's formula: .

• A)240 cm
• B)68 cm
• C)53 cm
• D)15 cm

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Definitions:

Operant Conditioning

A learning process through which the strength of a behavior is modified by reinforcement or punishment, introduced by B.F. Skinner.

Evaluation

The process of assessing or judging the value, quality, or significance of something, often in an educational, project-based, or personal context.

Socialization

The process by which an individual learns norms, values, behavior, and social skills appropriate to their society.

Transition

Movement of the head of the fetus into the vagina.