A lens that is thinner at the middle and thicker at the edges is?
A. diverging B. converging C. plano-convex D. converging meniscus Correct Answer: Option A A. divergingWhen an object is placed at the principal focus of a concave mirror, the location of the image formed is?
A. between principal focus and pole B. between principal focus and centre of curvature C. at infinity D. at centre of curvature Correct Answer: Option C C. at infinityThe following devices use plane mirrors in their operations, except?
A. periscope B. sextant C. kaleidoscope D. binoculars Correct Answer: Option D D. binocularsThe ability of a wave to spread around corners is called?
A. polarisation B. dispersion C. diffraction D. reflection Correct Answer: Option C C. diffractionProducts
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Land Law and the Consequences of Unauthorized Land Transfers in Nigeria
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