Explain with the aid of a diagram, why a parabolic mirror is preferred to concave mirror as a car head lamp.
Explain with the aid of a diagram, why a parabolic mirror is preferred to concave mirror as a car head lamp.
Parabolic mirrors form strong reflected parallel beam when the bulb is placed at the principal axis while the concave mirror reflects a dull spread reflected beam as illustrated by the diagral.
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CATEGORIES Physics questions and answers
TAGS Dr. Bbosa Science
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please give clear information.
Please advise, thanks