Geometrical optics Multiple Choice Questions and Answers (MCQs), geometrical optics quiz answers pdf, test prep 1 to study high school physics for online degree courses. Practice "image location by spherical formula of mirror" MCQs, geometrical optics quiz questions and answers for free online classes. Learn image location by spherical formula of mirror, lens image formation, human eye, spherical mirrors, reflection of light test prep for online certifications.

"Find the focal length of the mirror that forms an image 6.2 cm behind the mirror of an object placed at 26 cm in front of the mirror?" Multiple Choice Questions (MCQs) on geometrical optics with choices −8.41 cm, −6.58 cm, −7.8 cm, and −9.6 cm for free online classes. Free physics study guide for online learning image location by spherical formula of mirror quiz questions for online high school courses.

MCQ: Find the focal length of the mirror that forms an image 6.2 cm behind the mirror of an object placed at 26 cm in front of the mirror?

1. −6.58 cm
2. −8.41 cm
3. −7.8 cm
4. −9.6 cm

B

MCQ: The lens with a long focal length is

1. not strongly curved only
2. thin only
3. thick
4. not strongly curved and thin

D

MCQ: The variation of focal length to form a sharp image on retina is called

1. accommodation
2. aperture
3. retina control
4. Sutter

A

MCQ: In concave mirror, the size of image depends upon

1. size of object
2. position of object
3. area covered by object
4. shape of object

B

MCQ: When light travelling in a certain medium falls on the surface of another medium, a part of it turns back in the same medium. This phenomenon is called

1. reflection
2. refraction
3. defraction
4. acoustics

A