When an Object Is 12 Cm in Front of a Concave

question 7

Multiple Choice

When an object is 12 cm in front of a concave spherical mirror,the image is formed 3.0 cm in front of the mirror.What is the focal length of the mirror?

• A)15 cm
• B)4.0 cm
• C)2.4 cm
• D)1.3 cm

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Definitions:

Stress

A physical or emotional response to perceivable challenges or threats, affecting the body's homeostasis.

Frustration

The emotion of irritation or frustration stemming from the incapacity to alter or accomplish a certain goal.

Pressure

The force applied perpendicular to the surface of an object per unit area over which that force is distributed.

Health Psychologist

A specialist who studies how biological, psychological, and social factors affect health and illness, aiming to improve patients' physical and mental health.