Exam 36: Image Formation

A 10-cm focal length converging lens is used to magnify small newspaper print 2.0 mm high.Calculate the height of the image (in mm)for the maximum magnification for a normal eye.

(Multiple Choice)

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Question 41

A compound microscope is made with an objective lens (f₀ = 0.900 cm)and an eyepiece (f_e = 1.10 cm).The lenses are separated by a distance of 10.0 cm.What is the angular magnification? (Assume the near point is 25.0 cm. )

(Multiple Choice)

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Question 42

The purpose of prescription glasses for a near-sighted person is to bring the apparent positions of distant objects

(Multiple Choice)

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Question 43

A convex mirror has a focal length of −20 cm.What is the position of the resulting image (in cm)if the image is upright and four times smaller than the object?

(Multiple Choice)

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Question 44

A soda straw is stuck into water at an angle of 36° to the vertical.Looking straight down,what does the angle of the submerged portion of the straw to the vertical appear to be?

(Short Answer)

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Question 45

An object 4 cm high is placed 15 cm in front of a convex mirror with a focal length of −10 cm.What is the image position (in cm)?

(Multiple Choice)

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Question 46

Showing 41 - 46 of 46

Exam 36: Image Formation

A 10-cm focal length converging lens is used to magnify small newspaper print 2.0 mm high.Calculate the height of the image (in mm)for the maximum magnification for a normal eye.

A compound microscope is made with an objective lens (f0 = 0.900 cm)and an eyepiece (fe = 1.10 cm).The lenses are separated by a distance of 10.0 cm.What is the angular magnification? (Assume the near point is 25.0 cm. )

The purpose of prescription glasses for a near-sighted person is to bring the apparent positions of distant objects

A convex mirror has a focal length of −20 cm.What is the position of the resulting image (in cm)if the image is upright and four times smaller than the object?

A soda straw is stuck into water at an angle of 36° to the vertical.Looking straight down,what does the angle of the submerged portion of the straw to the vertical appear to be?

An object 4 cm high is placed 15 cm in front of a convex mirror with a focal length of −10 cm.What is the image position (in cm)?

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A compound microscope is made with an objective lens (f₀ = 0.900 cm)and an eyepiece (f_e = 1.10 cm).The lenses are separated by a distance of 10.0 cm.What is the angular magnification? (Assume the near point is 25.0 cm. )