Optical Instruments "Camera And Magnifiying Glass"

1. 2. Camera and our eyes has different in the case of working method. In camera……

A. The amount of light enters is regulated by width of slit

B. Focusing ray is done by changing position of the lens

C. Focusing ray is done by changing position of the lens

D. The image formed on the surface is sensitive to the light

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2. 4. The image formed by a magnifying glass has properties of………

A. Real, inversed, enlarged

B. Virtual, inversed, enlarged

C. Real, upright, enlarged

D. Virtual, upright, enlarged

3. 5. Eyes observe image formed by a magnifying glass with maximum accommodation. This means image infront of observer eye lies…..

A. Precisely on the eye near point

B. Precisely on the eye far point

C. In the chamber between F and O

D. In the chamber between F and 2F

4. 1. The image formed by camera in film is……..

A. Virtual, upright, minimized

B. Vitual, inversed, minimized

C. Real, inversed, minimized

D. Real, upriht, minimized

5. 3. Which has functioning like iris in camera is…..

A. Lens

B. Diaphragm

C. Film

D. Lightproof box