What type of mirrors are prefered in search lights and head lights of vehicles?
Asked by | 26th Apr, 2008, 09:21: PM
A concave mirror/concave reflector is preferred because light bulb is kept at the focal point of the mirror due to which the light rays after reflection from the mirror becomes parallel and hence go farther.
Answered by | 23rd May, 2008, 12:12: PM
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