How does a curved mirror help a car driver

Your eye is 50 cm in front of a convex mirror whose diameter is 4 cm and whose radius of curvature is cm. What is the angular diameter of the field of view? First we need to find the position of the image of the eye. The light is diverging before and after reflection, so both convergences are negative. The diameter of the mirror is 4 cm, so that angular diameter of the mirror from I i.

Jeremy Tatum University of Victoria, Canada. By continuing to use our site, you agree to our Terms of Service and Privacy Policy. Sign up. Main Menu Search driving. This advertisement has not loaded yet, but your article continues below. We apologize, but this video has failed to load.

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Choose Trim. My Picks. You already have 5 vehicles in your picks. The claimed benefit of convex mirrors is that they provide a greater field of view than would be allowed by a flat mirror. The negative is they provide a distorted perception of distance. RACQ received a small number of enquiries about these mirrors when they first became common fitment, however we now receive only the occasional enquiry, generally from those who have updated their vehicle and are encountering them for the first time.

Convex mirrors should not be relied upon to judge distance when changing lanes, so the importance of shoulder checks to identify the location of other traffic when changing lanes cannot be ignored. Contact us. Business Products Member benefits for business. Contact us Feedback and Complaints Find a store.

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