Science and Technology-2014: Daily Answer Writing Challenge – 34
ARCHIVES 13 October 2014 1) Discuss the differences between LED, Mercury vapour lamps and incandescent lamps. Which among them should be more widely used and why? (200 Words) The Hindu 2) Write a note on the science behind working of an LED lamp. The Hindu 3) Write short notes on:(100 Words) a) Place Cells b) …
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