Convex Lens Focal Length Quiz

What is the primary goal of the experiment involving a convex lens?

• To calculate the diameter of the lens

• To find the weight of the lens

• To determine the focal length of the lens

• To measure the thickness of the lens

Which of the following is NOT listed as a required material for the experiment?

• Semi-transparent screen

• Lens holder

• Convex lens

• Light source

What should you do to obtain a sharp image of the distant object?

• Move the lens back and forth

• Tilt the screen

• Move the screen back and forth

• Rotate the lens

How many times should the experiment be repeated to ensure accuracy?

• At least three times

• Five times

• Twice

• Once

What is the determined focal length of the given convex lens?

• 10 centimeters

• 15 centimeters

• 20 centimeters

• 25 centimeters