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Standard X
History
Hitler's Policies
Penumbra is a...
Question
Penumbra is a region of
(i) complete darkness
(ii) complete brightness
(iii) partial brightness
(iv) none of the above
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Solution
Penumbra is the portion of shadow where a portion of light reaches from the source of light. It is not completely dark.
Hence, option (iii) is the correct answer.
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