A lamp has a luminous efficacy of 2 lumens per watt and a luminous intensity of 42 cd. What is the power of the lamp in W.
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Elo dear gud noon
how r u ?
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Lucy is training for a long distance race. She runs 5/8 of a kilometre every day during her first week of training. How many kilometres did she run during her first week?
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Photosynthesis is a process of preparing food in plants.
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