An Object Is Placed 20 Cm in Front of a Concave

question 43

Multiple Choice

An object is placed 20 cm in front of a concave spherical mirror that has a radius of curvature 60 cm.Which one of the following phrases best describes the image?

• A)virtual and located at infinity
• B)real and located 60 cm from the mirror
• C)real and located 120 cm from the mirror
• D)virtual and located 60 cm from the mirror
• E)virtual and located 120 cm from the mirror

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Definitions:

Impersonal

Lacking warmth or personal interest; characterized by an objective, neutral attitude that does not consider personal feelings or relationships.

Primary Groups

Are groups whose members agree upon norms, roles, and statuses without putting them in writing. Social interaction leads to strong emotional ties, extends over a long period, involves a wide range of activities, and results in group members knowing one another well.

Sociology Class

A course that studies the development, structure, and functioning of human society.

Secondary Group

A social group characterized by formal, impersonal, and temporary relationships, often task-oriented and focused on a specific goal or activity.